Allan Neuwirth Books

Where in America is Carmen Sandiego

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Colorful, intricately illustrated, gag-filled picture book that follows beautiful, red trenchcoated crook Carmen Sandiego and her motley gang of thieves as they steal their way across America. Ill...

Scottie Pippen

By Allan Neuwirth

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Patrick Ewing

By Allan Neuwirth

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Makin' toons

By Allan Neuwirth

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They'll never put that on the air

By Allan Neuwirth

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Donde Esta Carmen Sandiego

By John Peel Undifferentiated, Allan Neuwirth

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They ll Never Put That on the Air

By Allan Neuwirth

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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.