Delia Sherman Books

Evil Wizard Smallbone

By Delia Sherman

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Evil Wizard Smallbone

By Delia Sherman

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The Freedom Maze

By Delia Sherman

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"Multilayered, compassionate, and thought-provoking." — Kirkus Reviews (starred review)Thirteen-year-old Sophie isn’t happy about spending the summer of 1960 at her grandmother’s...

Freedom Maze

By Delia Sherman

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The Magic Mirror of the Mermaid Queen

By Delia Sherman

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The Magic Mirror of the Mermaid Queen

By Delia Sherman

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Neef, the official Changeling of Central Park, has survived a life-threatening quest, but that’s nothing compared to her first experiences at Changeling school. At Miss Van Loon’s, she...

Freedom Maze

By Delia Sherman

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Interfictions 2

By Christopher Barzak, Delia Sherman

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Freedom Maze

By Delia Sherman

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Freedom Maze

By Delia Sherman

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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.