Agustina Tocalli Beller Books

Peer-peer dialogue

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This dissertation study aims at elaborating on a theory of language play as an essential part of the overall communicative performance of second language (L2) learners. Real-life interactions are i...

Bilingual Songs

By Agustina Tocalli Beller

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Xocolatl

By Agustina Tocalli Beller

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In the garden of the Dolores Olmedo Museum lives a family of xoloitzcuintles happliy, the hairless dogs that have been hallmarks of their country. The most charming is Xocolatl, a puppy who has mad...

Xocolatl

By Agustina Tocalli Beller

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Bilingual Songs and Activities

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Bilingual Songs and Activities English Spanish

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Canciones Tematicas CD book kit for Beginners Songs That Teach Spanish

By Agustina Tocalli Beller

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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.