Jillian Harker Books

No One Like You

By Jillian Harker

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Just as Well Really

By Jillian Harker

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On my own

By Jillian Harker

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No one like you

By Jillian Harker

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Ruff thinks Rufus is the best - especially when it comes to all the things Ruff wants! Bur there's one thing that Ruff does bettet than anyone - he makes Rufus smile!

On my own

By Jillian Harker

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Mungo, a small monkey, thinks he is big enough to try many things on his own, but when bedtime comes, he is much less sure of himself.

If You Hold My Hand

By Jillian Harker

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Just As Well Really

By Jillian Harker

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On my own

By Jillian Harker

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Ruff

By Jillian Harker

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Rumpus

By Jillian Harker

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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.