Cath Senker Books

Tsunami Surges Planet in Peril

By Cath Senker

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10 events that changed the world

By Cath Senker

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For thousands of years, humans and their actions have shaped our history. But some events are so profound, they not only change the course of history, they also manage to leave a legacy so powerful...

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By Cath Senker

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10 ideas that changed the world

By Cath Senker

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For thousands of years, humans and their innovations have shaped our history. But some inventions and discoveries are so profound, they not only change the course of history, they also manage to le...

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By Cath Senker

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The Dalai Lama

By Cath Senker

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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.