Paul Lagasse Books

The Concise Columbia Encyclopedia

By Paul Lagasse

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Season One

By Paul Lagasse, Gary Lester

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Vbscript Unleashed

By Keith Brophy, Brian Johnson, Paul Lagasse, Evangelos Petroutsos, Timothy Koets, Craig Eddy, Bill Schongar, Owen Graupman

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With VBScript Unleashed, Web programming techniques are presented in a logical and easy-to-follow sequence that helps you understand the principles involved in developing programs. You will begin w...

Seeing Through Clouds

By Paul Lagasse

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The Columbia Encyclopedia

By Paul Lagasse

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The Columbia Encyclopedia

By Paul Lagasse

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An Introduction to Early Modern English Edinburgh Textbooks on the English Language

By Paul Lagasse

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An Introduction to Early Modern English Edinburgh Textbooks on the English Language

By Paul Lagasse

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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.