Olivier Peru Books

Mankind is no longer at the top of the food chain. Zombies have taken their place, and nothing can stop them. Is this the end of humanity? Perhaps, but for some it is only the beginning. Six billio...

Martyrs

By Oliver Peru

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In Nomine T02

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Elfes T08

By Olivier Peru, Stephane Bileau

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Les Hauts Conteurs La voix des rois Tome 1

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Elfes T28

By Stephane Bileau, Olivier Peru

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Star Epidemy

By Jean Luc Cano

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Les ge ants de porcelaine

By Olivier Peru

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Apre s avoir e chappe a la terrible tourmente de clenche e par l'e veil de la cle , Skeld pactise avec les archivistes, une secte pro nant l'e galite entre les races, afin de libe rer ses proc...

Orcos y goblins 03

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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.