Otavio Leonidio Books

Espaco de risco

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The third book of the collection "Latin America: Thoughts" presents Otávio Leonídio's texts written in the last decade. The book has three main focus: Lúcio Costa which was the subject of the autho...

Espaco de risco

By Otavio Leonidio

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Espaco de Risco

By Silvana Romano, Fernando Lara, Otavio Leonidio

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Risky Spaces

By Silvana Romano, Fernando Lara, Otavio Leonidio

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Risky Spaces

By Silvana Romano, Fernando Lara, Otavio Lenidio, Otavio Leonidio

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Carradas de razoes

By Otavio Leonidio

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Midiateca da PUC Rio

By Otavio Leonidio

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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.