Sarah Zettel Books

In 1716 London, an orphaned sixteen-year-old girl from a good family impersonates a lady-in-waiting only to discover that the real girl was murdered, the court harbors a nest of spies, and the hand...

A Sorcerer s Treason

By Sarah Zettel

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Playing God

By Sarah Zettel

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Quiet Invasion

By Sarah Zettel

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Reclamation

By Sarah Zettel

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Fool s War

By Sarah Zettel

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Sorcerers Treason

By Sarah Zettel

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In Camelot s Shadow

By Sarah Zettel

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Under Camelot s Banner

By Sarah Zettel

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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.