Rudolph M. Bell Books

How to Do It: Guides to Good Living for Renaissance Italians

By Rudolph M. Bell

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Holy anorexia

By Rudolph M. Bell

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Christian saints - Women - Italy - Catherine of SienaJo_

Fate and honor, family and village

By Rudolph M. Bell

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How to do it

By Rudolph M. Bell

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Hope to conceive a boy? Tie a tourniquet around your husband's left testicle. Pregnant and fear a weak or malformed baby? Frequent hearty laughter should reduce the risk. And if you're a teenager o...

Saints and Society: The Two Worlds of Western Christendom, 1000-1700

By Rudolph M. Bell, Donald Weinstein

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Women on Their Own

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Women on Their Own

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Party and Faction in American Politics

By Rudolph M. Bell

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L anorexie sainte Jeune et mysticisme du Moyen Age a nos jours

By M. Rudolph Bell

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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.