Alan C. Logan Books

Self Styled

By Alan C Logan

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The secret life of your microbiome

By Susan L. Prescott

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"Written with pace, clarity, and humor by world-renowned scientists in immunology, nutrition, and environmental health, The Secret Life of Your Microbiome makes the irrefutable case that our health...

Your Brain On Nature

By Eva M. Selhub, Alan C. Logan

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Hope and Help for Chronic Fatigue Syndrome and Fibromyalgia Hope Help for

By Russell Howe, Alison C. Bested, Alan C. Logan

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The Brain Diet

By Alan C. Logan

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The Clear Skin Diet

By Alan C. Logan, Valori Treloar

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The Brain Diet

By Alan C. Logan

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Your skin younger

By Alan C. Logan

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The Greatest Hoax on Earth

By Alan Logan, Paula Parks, Mark Zinder

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Your Brain on Nature

By Eva M. Selhub, Alan C. Logan

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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.