Peggy Brill Books

The Core Programme: Fifteen Minutes Excercise A Day That Can Change Your Life

By Gerald Secor Couzens, Peggy Brill

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Instant Relief

By Peggy W. Brill, Susan Suffes, Peggy Brill

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A renowned physical therapist helps you get rid of your pain in just 10 seconds.In this one-of-a-kind book, Peggy Brill, acclaimed author of The Core Program, shows you how to find relief from chro...

Instant Relief

By Susan Suffes, Peggy Brill

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The Core Program

By Peggy W Brill, Gerald Secor Couzens, Peggy Brill

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The Core Program

By Gerald Secor Couzens, Peggy Brill

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Introducing the fitness program designed by a physical therapist exclusively for women — proven to increase strength, tone muscles and reduce aches and pains in just 15 minutes a day!Few women real...

Core Programme

By Peggy Brill

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Core Programme

By Peggy Brill

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Instant Relief

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The Core Program

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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.