Barbara S. Apgar Books

Colposcopy Principles and Practice

By Barbara S. Apgar, Donna D. Ignatavicius, Gregory L. Brotzman, Mark Spitzer

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Women s Health Care Handbook

By Barbara S. Apgar, Cynda Ann Johnson, Bruce E. Johnson, Jane L. Murray

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Year Book of Family Practice

By Majorie A. M.D. Bowman

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Colposcopy principles and practice

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The new edition of this popular, richly illustrated textbook and atlas features a top-notch, diverse editorial team who offer you the most current information and reliable guidance on all aspects o...

Colposcopia. Principios y Practica

By Barbara S. Apgar, Mark Spitzer, Gregory L. Brotzman

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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.