DONALD CREWS Books

ABC of ecology

By Harry Milgrom

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Each letter of the alphabet introduces a cause of pollution and a way of preventing it.

Harbor Language Arts Today Big Book

By MACMILLAN MCGRAW

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My Mother Plants Strawberries Big Book

By Alma Flor Ada

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Mi Mama Siembra Fresas

By Alma Flor Ada

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Mi Mama Siembra Fresas / My Mother Plants Strawberries

By Pamela Byrne Schiller, DONALD CREWS, Carol Otis Hurst, Virginia Driving Hawk Sneve, Alma Flor Ada, Macmillan/Mcgraw-Hill School Publishing Company

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Children explore the important people in their lives and discover the part they play in their own family

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.