Marcia Grad Books

The Princess Who Believed in Fairy Tales

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For every woman who has ever dreamed of finding a Prince Charming and living happily ever after, only to have her cherished fairy tale shattered by the painful day-to-day reality of being hurt by t...

La princesse qui croyait aux contes de fees

By Marcia Grad

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Devenez charismatique

By Marcia Grad

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La princesa que creia en los cuentos de hadas The Pricess Who Believed in Fairy Tales Jorge Lis Coaching

By Marcia Grad

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Carisma

By Marica Grad, Marcia Grad

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La Princesa que creia en los cuentos de hadas

By Marcia Grad

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Criada por un rey y una reina estrictos e infalibles, la delicada Victoria creció soñando que algún día sería rescatada por un príncipe encantador tal y como ocurre en los cuentos de hadas. Pero cu...

PRINCESA QUE CREIA EN CUENTOS DE HADAS BOLS

By MARCIA G. POWERS

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El Matadragones que Tenia el Corazon Pesaroso

By Marcia Grad

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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.