Rosanna Hansen Books

Caring for Cheetahs

By Rosanna Hansen

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Panda

By Rosanna Hansen

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People are often surprised when they first see Panda guiding her owner, Ann Edie through her New York town. Panda is a miniature horse, and she knows how to help Ann get anywhere she wants to go. A...

Poky Little Puppy Sturdy Shape Book

By Jean Chandler

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Mysteries In Space

By Rosanna Hansen

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Seven Wonders of the Sun and Other Stars

By Rosanna Hansen

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Jupiter

By Rosanna Hansen

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Seven wonders of the sun and other stars

By Rosanna Hansen

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Jupiter

By Rosanna Hansen

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Jupiter

By Rosanna Hansen

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Lift Off

By George Gaadt, Rosanna Hansen

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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.