Walter Retan Books

Ejercitos de Hormigas Armies of Ants Spanish Language Edition

By Walter Retan

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The story of Daniel Boone, wilderness explorer

By Walter Retan

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The story of Davy Crockett, frontier hero

By Walter Retan

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The Easy-to-Read Little Engine that Could

By Watty Piper, Walter Retan

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"I think I can! I think I can!" The classic tale of the little engine who wasn't afraid to try. Here is a delightful adaptation of one of the best-selling children's books of all time with a voca...

The big book of real trucks

By Walter Retan

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Text and illustrations describe different types of trucks, their functions, truck categories, and a typical truck driver's journey.

Favorite Tales from Many Lands (The Grosset & Dunlap Read Aloud Library) (The Grosset & Dunlap Read Aloud Library)

By Walter Retan

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Fourteen tales from as many countries, including England's Lazy Jack, India's Tit for Tat, and West Africa's How There Came to Be Anansi Stories.

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.