Joana Pastro Books

Carnaval de Mi Bisabuela Bisa s Carnaval

By Carolina Coroa, Joana Pastro

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Bisa s Carnaval

By Carolina Coroa, Joana Pastro

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LillyBelle

By Joana Pastro Illustrated By Jhon Ortiz

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When faced with the danger of giants, ogres, and witches, other damsels might quake with fear . . . but not LillyBelle!At the School for Damsels, LillyBelle enjoys many damsel-in-training classes,...

LillyBelle

By Joana Pastro Illustrated By Jhon Ortiz

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When faced with the danger of giants, ogres, and witches, other damsels might quake with fear . . . but not LillyBelle!At the School for Damsels, LillyBelle enjoys many damsel-in-training classes,...

LillyBelle

By Joana Pastro, Jhon Ortiz

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Lucas and the Capoeira Circle

By Joana Pastro, Douglas Lopes

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Lucas and the Capoeira Circle

By Joana Pastro, Douglas Lopes

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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.