Angela Sangma Francis Books

La vida secreta de los unicornios

By Angela Sangma Francis, Sophie Robin

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El rio Amazonas

By Fernando Bort Misol, Angela Sangma Francis, Romolo D Hipolito

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Everest

By Lluisa Moreno Llort, Angela Sagma Francis, Lisk Feng

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Everest

By Angela Sagma Francis, Lisk Feng

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Earth's Incredible Places: Everest

By Sangma Francis

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A Children's Book Council 2019 Outstanding Science Trade Book for Students K-12. This stunning nonfiction picture book compendium of facts about the world's highest mountain, with illustration...

Amazon River

By Angela Sangma Francis, Romolo DHipolito

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Everest

By Sangma Francis, Lisk Feng

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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.