Barbara Luke Books

When you re expecting twins triplets or quads

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Describes what to expect during a multiple-child pregnancy, and covers doctor selection, nutrition, exercise, and signs of preterm labor.

Program Your Baby's Health

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The most important period of your child's health is the nine months before birth.Cutting edge research in a new field known as "metabolic programming" reveals a startling new fact: what a mother e...

Engineering for Sustainable Communities Principles and Practices

By William E. Kelly, Barbara Luke, Richard N. Wright

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The principles of nutrition and diet therapy

By Barbara Luke

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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.