Gerard Gefen Books

"Composers' Houses" that takes us around the world from Mozart's home in Salzburg to Chopin's in Nohant, where he conducted a passionate affair with Georges Sand. Here are the astonishing houses of...

Sicily

By Gerard Gefen, Fanny Calefati Di Canalotti

Average: 0.00, 0 Ratings

Histoire de la musique anglaise

By Gerard Gefen

Average: 0.00, 0 Ratings

Les Musiciens et la franc maconnerie

By Gerard Gefen

Average: 0.00, 0 Ratings

Augusta Holmes

By Gerard Gefen

Average: 0.00, 0 Ratings

Verdi par Verdi

By Gerard Gefen

Average: 0.00, 0 Ratings

La Sicile au temps des Guepards

By Naudin, Gerard Gefen, Lydia Fasoli, Canalotti

Average: 0.00, 0 Ratings

Paris vu du ciel

By Gerard Gefen, Yann Arthus Bertrand

Average: 0.00, 0 Ratings

Paris Vu Du Ciel

By Gerard Gefen, Yann Arthus Bertrand

Average: 0.00, 0 Ratings

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.