Perrone Roberto Books

Occhi Negli Occhi

By Roberto Perrone, Perrone Roberto

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L'Estate Degli Inganni

By Roberto Perrone, Perrone Roberto

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Rischiare la pelle non è mai stato un problema per l'ex colonnello dei carabinieri Annibale Canessa, fin dai tempi in cui era ai vertici del Nucleo antiterrorismo, durante gli anni di piombo. Sguar...

L'Ultima Volontà (Nero Rizzoli)

By Roberto Perrone, Perrone Roberto

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NERO RIZZOLI è LA BUSSOLA DEL NOIR FIRMATA RIZZOLI. Un ex brigatista rosso ammette in punto di morte di non aver compiuto la strage per cui ha scontato decenni di galera. Non è stato lui ad aver ma...

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.