Wendy Harmer Books

Perla y la tia Brunilda Pearlie and Great Aunt Garnet

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Perla ha organizado una fiesta sorpresa genial para celebrar el cumpleaños de Azabache, pero el Flaco y el señor Pulgas han descubierto que no están invitados...Hoy es el cumplea&#2...

Perla y una invitada muy especial Pearlie and Sapphire Spanish Edition

By Wendy Harmer

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Perla y el hada del bosque

By Wendy Harmer

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Pearlie has landed in New Zealand and she can't wait to meet Omaka, the silver fern fairy, and all her friends.

Perla y la princesa imperial Pearlie and The Imperial Princess

By Wendy Harmer

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¡Únete a los fuegos artificiales en la nueva y divertida aventura de Perla en China! Perla ha sido invitada a la brillante fiesta del Año Nuevo chino, dentro de la maravillosa Ciudad...

That Football Is Stupid: The Debate

By H. G. Nelson, Andrew Denton, Wendy Harmer

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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.