Giovanni Allegretti Books

L'insegnamento di Porto Alegre

By Giovanni Allegretti

Average: 0.00, 0 Ratings

Percorsi condivisi

By Giovanni Allegretti, Alberto Magnaghi, M. Elena Frascaroli

Average: 0.00, 0 Ratings

Porto Alegre una biografia territoriale

By Allegretti Giovanni

Average: 0.00, 0 Ratings

The experience of Porto Alegre has and continues to represent for the entire world a benchmark standard in terms of the participation of citizens in territorial government. Dwelling principally on...

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.