Mark Schuster Books

Everything You Never Wanted Your Kids to Know About Sex (But Were Afraid They'd Ask)

By Justin Richardson M.D., Mark A. Schuster M.D. Ph.D.

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If you’ve ever tried to tell your six-year-old how babies are made or your fourteen-year-old how condoms work, you know that grappling with telling your kids about sex can be a sweat-drenched...

Beethoven String Quartet No. 1

By Mark Schuster

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Siegfried Idyll

By Richard Wagner, Mark Schuster

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String Quartet No. 6

By Mark Schuster

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String Quartet No. 2

By Mark Schuster

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Kleine Nachtmusik

By Wolfgang Amadeus Mozart, Mark Schuster

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String Quartet No. 3

By Ludwig Van Beethoven, Mark Schuster

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Bach

By Johann Bach, Mark Schuster

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Gesellschafts Rondo

By Johann Hummel, Mark Schuster

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String Quartet in E Minor

By Giuseppe Verdi, Mark Schuster

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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.