Roney Cytrynowicz Books

Pioneirismo nos ceus

By Roney Cytrynowicz

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Roteiros historicos a pe proximos a Sao Paulo

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Senhor Mosaico

By Monica Musatti Cytrynowicz, Roney Cytrynowicz

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A vida secreta dos relogios e outras historias

By Roney Cytrynowicz

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"Collection is young historian and economist's first published literary endeavor. Employs nostalgia and suspense in fashioning imaginative tales of Jewish immigrant life in São Paulo's Bom Retiro d...

Historia do Departamento de Voluntarios

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Cinquentenario do convenio entre a Marinha do Brasil e a Universidade de Sao Paulo

By Roney Cytrynowicz, Alexandre Macchione Saes

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Historia da Abimo e do Sinaemo

By Roney Cytrynowicz

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Origens e trajetoria da industria farmaceutica no Brasil

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Associacao Cemiterio Israelita de Sao Paulo 85 anos

By Monica Musatti Cytrynowicz

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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.