Clara Formosa Plans Books

Paula tiene ocho años y nunca había estado tan gorda como ahora. Cuando se entera de que su padrino Hiram va a venir desde Australia de visita, piensa en esconderse, avergonzada de sí misma. Y Hira...

Paula i la lleugeresa de l esser

By Clara Formosa Plans, Peter Schossow, Zoran Drvenkar

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El senyor Silvestre

By Clara Formosa Plans, Karsten Teich, Silke Lambeck

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El retorn del senyor Silvestre

By Clara Formosa Plans, Karsten Teich, Silke Lambeck

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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.