David Weber Books

March Upcountry March Upcountry Paperback

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No one wanted another war. Now that the fighting between the Star Kingdom and the Havenites had ended, the Andermani Emperor had his own plans for Silesia, and he was confident he and his people co...

The Short Victorious War

By David Weber

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March to the stars

By David Weber

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"Roger Ramius Sergei Alexander Chiang MacClintock has had a really bad year. Bad enough to be the spoiled rotten fop of a prince no one wanted or trusted."--Jacket.

On Basilisk Station

By David Weber

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The Honor of the Queen

By David Weber

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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.