Ruby Ann Phillips Books

The great and powerful

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Nine-year-old Krystal Ball's class is performing a play based on The Wizard of Oz, and Krystal is disappointed when class bully Emily gets the part of Dorothy, but maybe she can use her fortune-tel...

The great and powerful

By Ruby Ann Phillips

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Pet Psychic

By Ruby Ann Phillips

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Ametsetako urtebetetzea

By Garazi Arrula Ruiz, Ruby Ann Phillips

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Handia eta boteretsua

By Garazi Arrula Ruiz, Ruby Ann Phillips

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Dream birthday

By Ruby Ann Phillips

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Krystal Ball of Queens, New York, is looking forward to her tenth birthday party, but she is worried that nobody will come because her psychic dreams make her seem weird--then a flood in her friend...

Dream Birthday

By Ruby Ann Phillips

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Great and Powerful

By Ruby Ann Phillips

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Krystal Ball

By John Sazaklis, Ruby Ann Phillips

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Krystal Ball

By John Sazaklis, Ruby Ann Phillips

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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.