Robert Todaro Books

When Honor Dies

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An Irish-American and an Italian-American - formerly best friends and barnstorming pilots of the 1920's - become adversaries as they switch into the rival careers as, respectively, a federal agent...

Blood Oath

By Robert Todaro, Todaro, Robert

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327 pages ; 18 cm

The Broken Covenant

By Robert Todaro

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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.