David Rubel Books

Scholastic Atlas Of The United States

By David Rubel

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Scholastic encyclopedia of the presidents and their times

By David Rubel

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This book profiles every president through the 2012 election and explains not only the issues and the challenges that each president faced but also the headlines, people, and fads that were definin...

Scholastic Encyclopedia of the Presidents and Their Times

By David Rubel

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America s War of Independence

By David Rubel

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America s War of Independence

By David Rubel

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If I Had a Hammer

By David Rubel

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President Jimmy Carter’s compelling anecdotes inspire a personal look at Habitat for Humanity that is sure to fire up a younger generation.For a quarter-century in more than ninety countries,...

The bedside baccalaureate

By David Rubel

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Bedside Baccalaureate the Second Semester

By David Rubel

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The bedside baccalaureate

By David Rubel

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The bedside baccalaureate

By David Rubel

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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.