Emmanuel Guibert Books

Idolizing his favorite comic hero, the Knightly Horse, young Ariol aspires to grow up to be a guardian of the stars and endures a series of uproarious misadventures that pit his ambitions against t...

The Photographer

By Emmanuel Guibert

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Sardine in Outer Space 5 Sardine in Outer Space

By Emmanuel Guibert

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The adventures of the intrepid Sardine, who travels across the universe meeting cosmic squids, space leeches, talking clouds, and other strange beings.

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.