Heather Roan Robbins Books

Starcodes Astro Oracle

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LOOK TO THE SKY TO SEE WITHINTap into the powerful energy of ancient astrological archetypes and the influential relationships between celestial bodies as they move through the sky and through your...

Moon Wisdom

By Heather Roan Robbins

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Everday Palmistry

By Heather Roan Robbins

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Talulla Bear s Bedtime Book

By Heather Roan Robbins

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Talulla Bear Goes Exploring

By Sarah Perkins, Heather Roan Robbins

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36 unnumbered pages : 28 cm

Be Your Own Moon Astrologer

By Heather Roan Robbins

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Be Your Own Palm Reader

By Heather Roan Robbins

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Moon Wisdom

By Heather Roan Robbins

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Starcodes

By Heather Roan Robbins

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Astro oraculo Los codigos astrologicos

By Lucas Lua De Souza, Equipo Grupo Gaia, Heather Roan Robbins

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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.