Andreu Llamas Books

Sight

By Andreu Llamas

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Smell

By Andreu Llamas

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Discusses the sense which enables some animals to detect their prey, search for food, signal danger, or find their way back to where they had been long ago.

Touch

By Andreu Llamas

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Explains the sense of touch including information on the function of the skin, how the body measures and feels temperatures, how it responds to pain, and the sensitivity of whiskers.

El Oido Listening

By Andreu Llamas

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LA Vista Sight

By Andreu Llamas

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El Olfato Senses and Sensation

By Andreu Llamas

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El Gusto

By Andreu Llamas

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El Tacto Touch

By Andreu Llamas

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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.