Mark Earls Books

Welcome to the Creative Age
Welcome to the Creative Age

By Mark Earls

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Herd
Herd

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Copy copy copy
Copy copy copy

By Mark Earls

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"100 pick-up-and-use marketing strategy templates--get copying!Copy, Copy, Copy is a big, bright volume of templates designed to help marketers and managers more efficiently change human behaviour...

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Copy Copy Copy
Copy Copy Copy

By John V. Willshire, Mark Earls

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Copy Copy Copy
Copy Copy Copy

By John V. Willshire, Mark Earls

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Copy Copy Copy
Copy Copy Copy

By John V. Willshire, Mark Earls

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Welcome to the Creative Age
Brand New Brand Thinking
Herd
Herd

By Mark Earls

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Creative Superpowers

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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.

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