Christian Feldman Books

Mother Teresa

By Christian Feldman, Christian Feldmann

Average: 0.00, 0 Ratings

Mother Teresa

By Christian Feldman

Average: 0.00, 0 Ratings

Pope John XXII

By Christian Feldman, Christian Feldmann

Average: 0.00, 0 Ratings

"Angelo Roncalli was pope for only five years, yet he won the hearts and minds of people the world over, including many non-Catholics with his warm style and commitment to bring the Catholic Church...

Edith Stein

By Christian Feldman

Average: 0.00, 0 Ratings

Henri Nouwen Biography

By Christian Feldman

Average: 0.00, 0 Ratings

Henri Nouwen Biography

By Christian Feldman

Average: 0.00, 0 Ratings

Henri Nouwen Biography

By Christian Feldman

Average: 0.00, 0 Ratings

Pope John XXIII

By Christian Feldman

Average: 0.00, 0 Ratings

Schwarze Nacht des Glaubens

By Christian Feldman

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.