Jeffrey Gitomer Books

Sales Bible

By Jeffrey Gitomer

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Sales in a New York Minute

By Jennifer Gluckow, Jeffrey Gitomer

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Jeffrey Gitomer s little gold book of yes attitude

By Jeffrey H. Gitomer

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What makes this book for you? It's not just "inspiration": it's a complete, step-by-step, fully-integrated game plan for understanding and mastering your attitude. You'll learn the 7.5 specific thi...

It s the Customer Stupid

By Jeffrey Gitomer, Michael A. Aun

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It s the Customer Stupid

By Jeffrey Gitomer, Michael A. Aun

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It s the Customer Stupid

By Jeffrey Gitomer, Michael A. Aun

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Little Book of Leadership

By Jeffrey Gitomer, Paul Hersey

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Little Book of Leadership

By Jeffrey Gitomer, Paul Hersey

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There s a Customer Born Every Minute

By Joe Vitale, Vitale Joe Jr., Jeffrey Gitomer

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Sales Bible

By Jeffrey Gitomer

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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.