Manuel J. Smith Books

When I say no, I feel guilty

By Manuel J. Smith

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Kicking the fear habit

By Manuel J. Smith

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When I Say No I Feel Guilty

By Manuel J. Smith

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When I say no I feel guilty

By Manuel J. Smith

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When I Say No, I Feel Guilty

By Manuel J. Smith

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The best-seller that helps you say: "I just said 'no' and I don't feel guilty!" Are you letting your kids get away with murder? Are you allowing your mother-in-law to impose her will on you? Are...

When I Say No I Feel Guilty

By Manuel J. Smith

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Kicking the Fear Habit

By PhD. Manuel J. Smith

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Yes I Can Say No

By Manuel J. Smith

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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.