Cynthia Calzone Books

Tears Of The Silenced: A True Crime And An American Tragedy; Severe Child Abuse And Leaving The Amish

By Cynthia Calzone, Misty Griffin, Misty Elaine Griffin

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440 pages ; 26 cm A heartbreaking yet inspiring true story. In this memoir the author writes in detail about the horrors she sustained at the hands of her mother, step-father and the hands of the A...

Story of Sanga

By John Obiechina, Cynthia Calzone, Damian Amazu

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Peace the Pathway for Conflict Resolution Self Realization National Transformation and Development

By Cynthia Calzone, Stanley Aloke, Damian Amazu

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American Kid

By Cynthia Calzone, Max Sparrow

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How Do You?

By Cynthia Calzone, Srivaishnavi Sivagnanam, Jacklynn Allison

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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.