David M. Ward Books

Encyclopedia of Attorney Marketing

By David M. Ward

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Encyclopedia of Attorney Marketing

By David M. Ward

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Encyclopedia of Attorney Marketing

By David M. Ward

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Network Marketing As a Career

By David M. Ward

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Recruiting Up

By David M. Ward

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HOW I RECRUITED HUNDREDS OF PROFESSIONALS IN MY NETWORK MARKETING BUSINESS AND HOW YOU CAN, TOO "Recruiting up" means recruiting professionals, business owners, sales people, real estate agents, in...

Fix Your Network Marketing Business

By David Ward

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Network Marketing Made Simple

By David Ward

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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.