Cynthia Alonso Books

Sleeping Beauty

By Happy Yak, Cynthia Alonso

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Aquarium

By Cynthia Alonso

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A girl ventures to the water's edge, dreaming of a new friend. And, just like that, a beguiling red fish leaps into her life. But is friendship a sea these two can navigate together?

Aquari

By Cynthia Alonso, Anna Duesa Esmandia

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Into the Mighty Sea

By Cynthia Alonso, Arlene Abundis

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Alice in Wonderland

By Cynthia Alonso

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Alice in Wonderland

By Cynthia Alonso, Words Pictures

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Nutcracker

By Cynthia Alonso

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Nutcracker

By Cynthia Alonso, Words Pictures

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Sleeping Beauty

By Happy Yak, Cynthia Alonso

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Jungle Book

By Cynthia Alonso

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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.