Patrick Marcel Books

Ancillary justice

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Now isolated in a single frail human body, Breq, an artificial intelligence that used to control of a massive starship and its crew of soldiers, tries to adjust to her new humanity while seeking ve...

Machines Sauvages

By Patrick Marcel, Mary Gentle

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Atlas des brumes et des ombres

By Patrick Marcel

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Blues pour Irontown

By Patrick Marcel, John Varley

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Porte D Ivoire

By Patrick Marcel, Robert Holdstock

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La magnificence des oiseaux

By Patrick Marcel, Barry Hughart

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Le Grand Livre des gnomes tome 2

By Patrick Marcel, Terry Pratchett

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Huit honorables magiciens

By Patrick Marcel, Barry Hughart

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La Foret des Mythagos l integrale 2 2

By Robert Holdstock, Patrick Marcel, William Desmond

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Le Livre de Cendres II

By Patrick Marcel, Mary Gentle

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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.