Theresa Francis Cheung Books

Help Yourself Cope With Your Biological Clock: How to Make the Right Decision About Motherhood

By Theresa Francis Cheung

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Worry

By Theresa Francis Cheung

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Working with your sixth sense

By Theresa Francis Cheung

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Working with your Sixth Sense shows you how to build on and develop your intuition or "inner knowing". Theresa Cheung explores the different levels of consciousness and explains how meditation, tra...

The element encyclopedia of 20 000 dreams

By Theresa Francis Cheung

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The Ultimate guide to the visual symbols of dreams and what they mean. Discover how dreams can profoundly illuminate your unconscious hopes and fears, instincts and drives - and even guide you towa...

How to boost your immune system

By Theresa Francis Cheung

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The PMS handbook

By Theresa Francis Cheung

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The Element encyclopedia of birthdays

By Theresa Francis Cheung

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"Here are 366 birthday profiles for the year -- each with their own distinct personality, secrets, quirks, perfect partners, best days, dark side, luck-makers, health issues, ideal careers, and cha...

The dream dictionary from A to Z

By Theresa Francis Cheung

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A comprehensive handbook that will give you access to the meanings of thousands of different dreams. Organized from A to Z you can easily look up the meaning and symbolism of all your dreams. Keep...

Psychic cats

By Theresa Francis Cheung

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Do cats have healing powers? Do they have a sixth sense? Do they really know when someone is about to die? This title presents a collection of unexplained and heart-warming true stories that demons...

How to find heaven

By Theresa Francis Cheung

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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.