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MARCUS D. WHITFIELD: Amazon KDP author data

As of Nov 6, 2026, MARCUS D. WHITFIELD has 5 books on Amazon, 5 of them on a best-seller list in the last 30 days (best rank #14), mostly in Professional, ASVAB (Armed Forces), Study Guides.

5Books on Amazon
5Listed in 30 days
5.0Average rating
Median price$28.77
Price range (middle 50%)$17.99 – $89.99
Median reviews11
Total reviews22
New books (30 days)3
Breakout books (30 days)2

What stands out

  • 100% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
  • 3 new books in the last 30 days, 2 of them broke into a Best Sellers list.

MARCUS D. WHITFIELD's best-ranked books

  1. ASVAB TEST PREP: Complete Study Guide for All 9 Subtests with Practice Questions, Detailed book cover by MARCUS D. WHITFIELD

    ASVAB TEST PREP: Complete Study Guide for All 9 Subtests with Practice Questions, Detailed Answer Explanations, AFQT & Line Score Strategies, and a Step-by-Step Study Plan to Pass on Your First Try

    by MARCUS D. WHITFIELD

    • Price$9.99
    • Rating5.0
    • Reviews11

    View on Amazon · Full data on KDPTop

  2. ASVAB TEST PREP: Complete Study Guide for All 9 Subtests with Practice Questions, Detailed book cover by MARCUS D. WHITFIELD

    ASVAB TEST PREP: Complete Study Guide for All 9 Subtests with Practice Questions, Detailed Answer Explanations, AFQT & Line Score Strategies, and a Step-by-Step Study Plan to Pass on Your First Try

    by MARCUS D. WHITFIELD

    • Price$17.99
    • Rating5.0
    • Reviews11

    View on Amazon · Full data on KDPTop

  3. THE CLINICAL CARDIAC ELECTROPHYSIOLOGY BIBLE [6 in 1] WITH QR COMPANION VIDEOS: The Comple book cover by MARCUS D. WHITFIELD

    THE CLINICAL CARDIAC ELECTROPHYSIOLOGY BIBLE [6 in 1] WITH QR COMPANION VIDEOS: The Complete Clinical Reference for ECG Interpretation, Arrhythmia Mechanisms, Diagnostic EP Studies, 3D Mapping

    by MARCUS D. WHITFIELD

    • Price$90.23
    • Reviews-

    View on Amazon · Full data on KDPTop

  4. THE CLINICAL CARDIAC ELECTROPHYSIOLOGY BIBLE [6 in 1] WITH QR COMPANION VIDEOS: The Comple book cover by MARCUS D. WHITFIELD

    THE CLINICAL CARDIAC ELECTROPHYSIOLOGY BIBLE [6 in 1] WITH QR COMPANION VIDEOS: The Complete Clinical Reference for ECG Interpretation, Arrhythmia Mechanisms, Diagnostic EP Studies, 3D Mapping

    by MARCUS D. WHITFIELD

    • Price$89.99
    • Reviews-

    View on Amazon · Full data on KDPTop

  5. PLCs for Beginners: Fundamentals for Building Robust, Real-World PLC Programs with Structu book cover by MARCUS D. WHITFIELD

    PLCs for Beginners: Fundamentals for Building Robust, Real-World PLC Programs with Structured Text and IEC 61131-3

    by MARCUS D. WHITFIELD

    • Price$28.77
    • Reviews-

    View on Amazon · Full data on KDPTop

Main categories

FAQ

How many books does MARCUS D. WHITFIELD have on Amazon?

KDPTop tracks 5 of their books; 5 made an Amazon list in the last 30 days.

Which categories does MARCUS D. WHITFIELD publish in?

Their books chart most often in Professional, ASVAB (Armed Forces), Study Guides.

How does MARCUS D. WHITFIELD price their books?

The median price is $28.77; half of the books cost $17.99–$89.99.

Has MARCUS D. WHITFIELD released new books recently?

3 new books in the last 30 days, 2 of which reached a Best Sellers list.

About this data

Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.