Joao Almino Books

The Five Seasons Of Love

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"To fulfill a pact made during her student days, fifty-five-year-old Ana Kauffman plans a party to celebrate the new millennium. As old friends resurface and the countdown to the new century draws...

PIP Anthology of World Poetry of the 20th Century 3

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Ideias para onde passar o fim do mundo

By Joao Almino

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30 anos da ABC

By Sergio Eduardo Moreira Lima, Joao Almino

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Las Cinco Estaciones del Amor

By Joao Almino, Jooao Almino

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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.