Robbie Johnson Books

Be A Person: Understanding How To Build Your Non-Profit Social Presence Online Fast! Non-Profit Executive Edition

By Mike Ellsworth, Robbie Johnson, Ken Morris, Robbie Johnson, Mike Ellsworth, Ken Morris, Ellsworth, Mike, Morris, Ken, Johnson, Robbie

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Be a Person - non-profit executive edition Social media books are a dime a dozen, but this book presents everything a non-profit executive needs to know to understand how to build a social media pr...

Canadian war service badges, 1914-1954

By Robbie Johnson

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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.