Bill Guttentag Books

Masters of disaster

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Whether you're a politician caught with his pants down, a publicly traded company accused of accounting improprieties, a family-owned restaurant with a lousy Yelp review or just the guy in the corn...

Boulevard

By William Guttentag

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"A teenage runaway fights for survival on 'the boulevard of broken dreams' in this searing debut novel based on a true story. It's always sunny in California until you walk on the wrong side of Sun...

Boulevard

By Bill Guttentag

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Roman policier (noir)

Masters of Disaster

By Bill Guttentag, Christopher Lehane, George Witte, Mark Fabiani

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Masters of Disaster

By Bill Guttentag, Christopher Lehane, Mark Fabiani

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Boulevard

By Bill Guttentag

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Boulevard

By Bill Guttentag

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Boulevard

By Bill Guttentag

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Boulevard

By Bill Guttentag

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Boulevard

By Bill Guttentag

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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.