David Whitcomb Books

The Pancreas

By Markus Lerch, Hans Gunther Beger, Richard Kozarek, Keiko Shiratori, David Whitcomb, Markus Buchler, Andrew Warshaw, John Neoptolemos

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In the past decade, extraordinary developments in diagnostic and therapeutic radiology and endoscopy have been coupled with major advances in surgical techniques and basic sciences. The management...

True Worship

By Mark Sr. Ward, David Whitcomb

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You Are The Christ

By David Whitcomb

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Good and Faithful Servant

By David Whitcomb

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Good and Faithful Servant

By David Whitcomb

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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.