Rachel Kranz Books

"Flip, actor and bike messenger, and his boyfriend, Warren, a socially conservative psychic, struggle over whether to take their relationship to the next level. Flip's union-organizer sister, Rosie...

Everything You Need to Know to Have a Healthy Twin Pregnancy

By Rachel Kranz, Gila Leiter

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Twins...triplets...quads...finally! The book that answers all your questions about multiple birth--written by a doctor who is a mother of twins herselfOver ten years ago when Dr. Gila Leiter, herse...

Biographical Dictionary of African Americans

By Rachel Kranz

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The Chemistry of Joy

By Henry Emmons, Rachel Kranz

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Unhealthy Truth

By Rachel Kranz Robyn O Brien

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A first-person story that reveals the alarming relationship between the manipulation of our food and the increase in dangerous allergies in our children.

The Unhealthy Truth

By Robyn O Brien With Rachel Kranz

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Robyn O’Brien is not the most likely candidate for an antiestablishment crusade. A Houston native from a conservative family, this MBA and married mother of four was not someone who gave much...

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.