ROGER STERN Books

Access To History: Government & Reform, 1815-1918

By Robert Pearce, Roger Stern

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Captain America

By David Anthony Kraft

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Discusses the origin of the comic strip character Captain America who fights against injustice and oppression, no matter what form they take.

Longman American Idioms Dictionary

By Ruth Urbom

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Longman American Idioms Dictionary

By Longman Publishing

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Wacky Summer Mad Libs

By Price Roger Stern Leonard

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The death and life of Superman

By Roger Stern

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The Death and Life of Superman

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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.