Giles Constable Books

Libellus de Diversis Ordinibus et Professionibus qui Sunt in Aecclesia

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Medieval Monasticism

By Giles Constable

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xv, 347 pages ; 25 cm

Monastic Tithes From their Origins to the Twelfth Century Cambridge Studies in Medieval Life and Thought New Series

By Giles Constable

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The Reformation of the Twelfth Century

By Giles Constable

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This book is concerned with the changes in religious thought and institutions from the late eleventh century to the third quarter of the twelfth. It concentrates on monks and nuns, but also takes i...

Reformation Twelfth Century

By Giles Constable

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Three Studies in Medieval Religious and Social Thought

By Giles Constable

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The Second Crusade

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Sacrilege and Redemption in Renaissance Florence

By William J. Connell, Giles Constable

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Medieval monasticism

By Giles Constable

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Medieval monasticism

By Giles Constable

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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.