Jeffrey Wallace Books

99 Things Every Guy Should Know: Navigating Relationships, Success, And Life'S Other Big Stuff

By Mike Hammer, Group Publishing, Jeffrey Wallace, Matty McCage

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Object-Oriented Simulation Conference

By Jeffrey Wallace, Charles Herring, Object-Oriented Simulation Conference (1994 Tempe, Ariz.), Object-Oriented Simulation Conference, International Conference On Simulation In Engineering Education, Knadler, Charles E., Jr., Society For Computer Simulation, Scs Western Multiconference (1994 Tempe, Ariz.)

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355 p. : 29 cm "Conference sponsor the Society for Computer Simulation International."

Skinny on Communication

By White Jeff Wallace Jeffrey Group Publishing

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Object Oriented Simulation Conference Mission Earth

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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.