Colapinto, John Books

As Nature Made Him - The Boy Who Was Raised As A Girl

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In 1967, after a twin baby boy suffered a botched circumcision, his family agreed to a radical treatment that would alter his gender. The case would become one of the most famous in modern medici...

About The Author: A Novel

By John Colapinto, Colapinto, John

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Just how did Cal Cunningham -- a twenty-five-year-old bookstore stockboy who is new to Manhattan and who has never written anything -- publish a bestselling novel that sells to the movies for a mil...

Ein Unbeschriebenes Blatt

By John Colapinto, Colapinto, John

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Auteur En Sursis. Roman Traduit De L'Américain (Canada).

By John Colapinto, Colapinto, John

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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.