Lourdes Ayala Books

DLM Early Childhood Express: The Alphabet Book Little Book Spanish

By Lourdes Ayala

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Los ninos alfabeticos

By Lourdes Ayala

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Ninos Alfabeticos Alphabet Children

By Lourdes Ayala

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Los Ninos Alfabeticos The Alphabet Kids

By Margarita Isona Rodriquez, Lourdes Ayala

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Los ninos alfabeticos

By Lourdes Ayala Author Margarita Isona Rodriguez Author Kathryn Shoemaker Illustrator

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Welcome to an alphabet adventure you'll never forget! Join Gerardo, Isabel, and their friends as they act out the letters of the Spanish alphabet using imaginative props and colorful costumes. Lett...

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.