Nelson W. Wolff Books

Baseball For Real Men

By Nelson W. Wolff

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Transforming San Antonio

By Nelson W. Wolff

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"Bexar County judge and former mayor Nelson Wolff gives an insider's view of four major developments--the San Antonio Spurs' AT&T Center, Toyota, the PGA Village, and the River Walk extension--that...

The Changing Face of San Antonio

By Nelson W. Wolff

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Mayor

By Cisneros Henry., Nelson W. Wolff

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Mayor

By Cisneros Henry., Nelson W. Wolff

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Transforming San Antonio

By Nelson Wolff

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Transforming San Antonio

By Henry Cisneros, Nelson W. Wolff

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University Health System At 100

By Hernandez George Jr., Nelson W. Wolff, Karen F. Glenney

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Mayor and the Judge

By Nelson Wolff, Ron Nirenberg

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Mayor and the Judge

By Nelson Wolff, Ron Nirenberg

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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.