Gary Goldschneider Books

El Lenguaje Secreto De Las Relaciones

By Joost Elffers Gary Goldschneider

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Linguagem Secreta dos Aniversarios A

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El Lenguaje Secreto de La Suerte Astrologia Astrology

By Gary Goldschneider

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The Secret Language of Birthdays: Unique Personality Profiles for Every Day of the Year

By Gary Goldschneider, Joost Elffers

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The Secret Language of Relationships

By Gary Goldschneider, Joost Elffers

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The Secret Language of Relationships shows how astrology can craft a relationship profile between any two individuals born during any two weeks of the year. The result is an indispensable guide to...

The Secret Language of Birthdays

By Gary Goldschneider, Joost Elffers

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Over a million copies sold! Discover the significance of your birthday with this wholly unique combination of astrology, numerology, and pure psychic intuition that reveals your strengths and weakn...

The secret language of birthdays

By Alicia Thompson

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Gary Goldschneider s everyday astrology

By Gary Goldschneider

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Vivre avec un scorpion

By N A

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Vivre avec un poissons

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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.