Renzo Rossi Books

Discusses the construction, defenses, and life in castles in Western Europe during the Middle Ages and describes different kinds of castles that were built to handle new methods of attack.

The places of life.

By Rossi Renzo

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A history of monasticism from the fourth century to the Middle Ages and a description of the physical structures of medieval monasteries as well as of the life of the monks.

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.