Jay Rubenstein Books

Nebuchadnezzar's Dream: The Crusades, Apocalyptic Prophecy, and the End of History

By Jay Rubenstein

Average: 0.00, 0 Ratings

Guibert of Nogent

By Jay Rubenstein

Average: 0.00, 0 Ratings

"The twelfth-century monk Guibert of Nogent has provided much of what we know about life in Europe during the High Middle Ages. His Monodies - the first Western autobiography after Augustine's Conf...

The First Crusade

By Jay Carter Rubenstein

Average: 0.00, 0 Ratings

Los ejercitos del cielo

By Rosa Salleras, Jay Rubensteien

Average: 0.00, 0 Ratings

Los ejercitos del cielo

By Rosa Salleras Puig, Jay Rubenstein

Average: 0.00, 0 Ratings

Monodies and on the Relics of Saints

By Joseph McAlhany, Jay Rubenstein, Guibert Of Nogent

Average: 0.00, 0 Ratings

Armies of heaven

By Jay Rubenstein

Average: 0.00, 0 Ratings

Armies of heaven

By Jay Rubenstein

Average: 0.00, 0 Ratings

Guibert of Nogent

By Jay Rubenstein

Average: 0.00, 0 Ratings

Guibert of Nogent

By Jay Rubenstein

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.