Rubenilson Brazao Teixeira Books

Da cidade de Deus a cidade dos homens

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This research project aims at examining the relationship between the secularisation process and the evolution of some of the oldest cities in the state of Rio Grande do Norte, Brazil. 12 cities wer...

O poder municipal e as Casas de Camara e Cadeia

By Rubenilson Brazao Teixeira

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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.