Jules Howard Books

Encyclopedia of Insects

By Miranda Zimmerman, Jules Howard

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Encyclopedia of Insects

By Miranda Zimmerman, Jules Howard

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The Ultimate Book of Animals

By Claudia Martin, Jules Howard

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Death on earth

By Jules Howard

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Explores the never-ending cycle of death and its impact on the living, including the latest scientific discoveries, characteristics of animals with longevity, and cultural taboos.

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.