Peter Sis Books

El perro de Madlenka Madlenka s Dog
El Gos De Madlenka
El Arbol de La Vida
El Arbol de La Vida

By Peter Sis

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O Mensageiro Das Estrelas. Galileu Galilei Em Portuguese do Brasil
Robinson
Robinson

By Peter Sis, Teresa Mlawer

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Madlenka
Madlenka

By Peter Sis, Carmen Diana Dearden

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O Muro
O Muro

By Peter Sis

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Il sognatore. Storia del ragazzo che divento Pablo Neruda
Gen zhe meng xiang qian jin
Gen zhe meng xiang qian jin

By Peter Sis

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Christopher Columbus overcomes a number of obstacles to fulfill his dream of sailing west to find a new route to the Orient.

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Peter Sis Collection
Peter Sis Collection

By Peter Sis

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Related Articles from our Blog

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.

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