Dave Duncan Books

When the Grand Duchess Rubin, posing as a man to protect her identity, seeks the assistance of the realm's best swordsmen to regain her throne from an evil sorcerer, she finds assistance from two h...

Present tense

By Dave Duncan

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Gilded Chain

By Dave Duncan

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Lord of the Fire Lands:: A Tale of the King's Blades

By Dave Duncan

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Sky of Swords

By Dave Duncan

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Future indefinite

By Dave Duncan

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Paragon Lost: A Chronicle of the King's Blades

By Dave Duncan

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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.