Victor Hugo Books

Cosette

By Laura Kalpakian

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Cosette: The Sequel to Les Miserables

By Victor Hugo, Laura Kalpakian

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Millions have shared the unforgettable story of the waif Cosette, adopted daughter of Jean Valjean in Victor Hugo's Les Miserables. Now the tale of Cosette continues in this sweeping, exhilarating...

Chants du Crepuscule Avec: Les Voix Interieures Les Rayons et les Ombres

By Victor Hugo

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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.