James W. R. Martin Books

In a House Small Worlds

By James W. R. Martin

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Flies

By James W. R. Martin

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Describes the physical characteristics, habits, and natural environment of flies.

Ticks Nature s Children

By John H. Martin

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Killers

By James W. R. Martin

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A comprehensive look at different types of creatures that kill or severely damage their hosts, including bacteria that cause diseases, blood-sucking mosquitoes, and killer insects called parasitoids.

In a House Small Worlds

By James W. R. Martin

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Killers Parasites Partners

By James W. R. Martin

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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.