David Fontana Books

Meditation Week by Week

By David Fontana

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The new secret language of symbols

By David Fontana

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Meditation Elements of ... Series

By David Fontana

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Life Beyond Death

By David Fontana

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A psychologist seeks to answer your burning questions about what happens after death, from afterlife communication and human consciousness to out-of-body and near-death experiences.   Mo...

The Essential Guide to the Tarot

By David Fontana

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The Tarot is one of the richest of all Western mystical traditions, used for centuries for divination, meditation and self-discovery. This book offers a brilliant practical overview for the modern...

Meditation and visualization, if approached in an inventive and appealing manner, bring enormous benefits to children. It can calm their anxieties, build their self-esteem, and teach them quietness...

Dreams

By David Fontana

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Le langage secret des reves

By David Fontana

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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.