Therese Shea Books

Ancient Egypt was a dynastic society that lasted for over three thousand years. Egypt's mere name inspires images of regal pharaohs and abundant riches. Indeed, Egyptian leaders were believed not o...

Overfishing

By Therese Shea

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This book gives information on one of the big environmental concerns globally-- overfishing. It explains what it is, how it hurts the animals, and how commercial fishing could be in danger in the f...

Overfishing

By Therese Shea

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Bloodsucking vampire bats

By Therese Shea

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Many people know that vampire bats drink blood. But most people don t know that s the only food adult vampire bats take in. In addition to milk, mother bats feed their babies regurgitated blood whe...

Como se construye un rascacielos How a Skyscraper Is Built

By Therese Shea

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The African Burial Ground

By Therese Shea

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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.