Fred Uhlman Books

Reunion Flamingo S.

By Arthur Koestler, Fred Uhlman

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Reunion

By Fred Uhlman, Ali Smith Undifferentiated

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A deceptively simple, emotionally powerful novella about a passionate friendship between two teenage boys that begins in Germany in 1932—under the shadow of Hitler's rise—and reverberat...

Beneath the lightning and the moon

By Fred Uhlman

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L Ami Retrouve

By Uhlman, Fred Uhlman

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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.