Mark Warner Books

Street Rotary HP1549

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The ultimate performance guide to the rotary engines built by Mazda from 1978 to the present. Includes: Engine history and identification ? Rotary engine fundamentals ? Component selection and modi...

The Electric Vehicle Conversion Handbook

By Mark Warner

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A guide on how to convert any gas- or diesel-powered vehicle to electric power. Includes ownership advantages, basic EV operation, subsystems, components, basic EV operation, project vehicles, and...

Proven Wisdom for Financial Security Proven Wisdom Series

By Mark Warner

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Proven Wisdom for Strengthening Relationships Proven Wisdom Series

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Proven Wisdom for Strengthening Relationships Proven Wisdom Series

By Mark Warner

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Proven Wisdom from the Life of Jesus Proven Wisdom Series

By Mark Warner

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Proven Wisdom from the Life of Jesus Proven Wisdom Series

By Mark Warner

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The Tragedy of the Royal Tar

By Mark Warner

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Moneyball for government

By Kelly Ayotte, Jim Nussle, Peter R. Orszag, Mark Warner

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Sales Funnel Management for Small Business Owners in 2019

By Mark Warner

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.