Stephen Grey Books

Practical Risk Assessment for Project Management

By Stephen Grey

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The new spymasters

By Stephen Grey

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"The old world of spying that emphasized the human factor--dead letter boxes, microfilm cameras, and an enemy reporting to the Moscow Center--is history. Or is it? In recent times, the spymaster's...

The new spymasters

By Stephen Grey

Average: 0.00, 0 Ratings

"The old world of spying that emphasized the human factor--dead letter boxes, microfilm cameras, and an enemy reporting to the Moscow Center--is history. Or is it? In recent times, the spymaster's...

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.