William Pencak Books

Jews and Gentiles in Early America

By William Pencak

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The films of Derek Jarman

By William Pencak

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"Derek Jarman's films explore the possibilities and limitations of same-sex love and self-expression during various historical eras, from ancient Egypt to present times. His work covers a millenniu...

Paul Robeson

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History, signing in

By William Pencak

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New Approaches to Semiotics and the Human Sciences

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America s Burke

By William Pencak

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America s Burke

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Worldmaking

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From Absurdity to Zen

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New York in the age of the Constitution, 1775-1800

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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.