ROBINSON JEFFREY Books

A biography of the Grimaldi royal family of Monaco, in which Prince Rainier speaks of his romance with Grace Kelly; Princess Stephanie recounts the tragic car crash that killed her mother; and Prin...

The Merger

By Jeffrey Robinson

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"In The Merger, Jeffrey Robinson gives a true account of a global network of unimaginable proportions and lays bare the criminal fraternity's new world order. Until now, the details of these activi...

Rainier et Grace

By ROBINSON JEFFREY

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Brigitte Bardot

By Robinson Jeffrey

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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.