Chet Holmes Books

The Ultimate Sales Machine

By Chet Holmes With Amanda Holmes Foreword By Michael Gerber Notes By Jay Conrad Levinson

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NEWLY REVISED AND UPDATED The bestselling business playbook for turbocharging any organization, updated for modern audiences with new and never-before-seen materialEvery single day 3,076 businesses...

Prodigieuse Machine a Vendre

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The Ultimate Sales Machine

By Chet Holmes

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The Ultimate Sales Machine

By Chet Holmes

Average: 0.00, 0 Ratings

The Ultimate Sales Machine

By Chet Holmes

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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.