Dyan Sheldon Books

Le Chant des baleines

By Dyan Sheldon, Paul Beyle, Gary Blythe

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Mein Bruder der Ausserirdische

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A Witch Got on at Paddington Station

By Dyan Sheldon

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When a witch boards the bus at Paddington Station, wonderful, magical things happen to the tired and grumpy riders.

Sophie Pitt-Turnbull Discovers America

By Dyan Sheldon

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While spending the summer in Brooklyn with her mother's former schoolmate, Sophie, a sheltered English teenager, makes new and unlikely friends and finds a new side to her formerly "dull and passiv...

El canto de las ballenas

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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.