Peter Shaffer Books

Shrivings

By Peter Shaffer

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Equus

By Peter Shaffer

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Gift of the Gorgon

By Peter Shaffer

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Amadeus

By Milos Forman, Peter Shaffer, Saul Zaentz

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1781, Vienna. Court composer Antonio Salieri believes that Mozart's music is divine. He wishes he was himself as good a musician as Mozart so that he can praise the Lord through composing. But he i...

Amadeus

By Peter Shaffer

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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.