Robert Crais Books

El secuestro La Trama Series the Plot Series

By Robert Crais

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Dos minutos

By Robert Crais

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Devastated by the murder of his estranged police officer son on the day of his own release from prison, former bank robber Max Holman launches a renegade investigation and discovers that the chief...

El ultimo detective La Trama Series the Plot Series

By Robert Crais

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El Ultimo Detective the Last Detective Latrama

By Robert Crais

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Los Angeles requiem La Trama Series

By Robert Crais

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El vigia

By Robert Crais

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Working as a bodyguard for a spoiled federal witness, Joe Pike hatches a desperate plan to disappear with the woman in the underworld of Los Angeles and turn the tables on her would-be killers, an...

El Manuscrito Samurai Stalking the Angel

By Robert Crais

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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.