Jinny Johnson Books

Owning a new puppy can be great fun, but you need to know how to look after it properly. This book explains what a puppy eats and drinks, and the toys it likes to play with. It also describes what...

The deepest sea

By Jinny Johnson

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"Sunlight reaches only about 200 metres below the surface of the sea. Below that, the light fades until there is total darkness. Despite the darkness, here we find the homes of some extraordinary c...

Dachshund

By Jinny Johnson

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"Describes the characteristics of the Miniature schnauzer and how to care for it"--

Miniature Schnauzer

By Jinny Johnson

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"Describes the characteristics of the Miniature schnauzer and how to care for it"--

Prehistoric Life

By Jinny 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.