Jonathan Rosenblum Books

Beyond 15

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The inside story of the first successful $15 minimum wage campaign that renewed a national labor movementWith captivating narrative and insightful commentary, labor organizer Jonathan Rosenblum rev...

Rav Noach Weinberg

By Jonathan Rosenblum

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Revolutionaries in the Halls of Power

By Jonathan Rosenblum

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Beyond 15

By Jonathan Rosenblum

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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.