Ken McMahon Books

If you are a digital photographer who's new to PaintShop Photo Pro or digital imaging in general, or have recently upgraded to the all-new version X3, this is the book for you! Packed with full col...

InDesign Production Cookbook Cookbooks O Reilly

By Anne Marie Concepcion, Ken McMahon, Keith Martin, Alistair Dabbs

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Paint Shop Pro 9 for photographers

By Ken McMahon

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InDesign essentials

By Alistair Dabbs

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The fast track to mastering Adobe's "InDesign" page payout application.

Paint Shop Pro X Para Fotografos Paint Shop Pro X for Photographers Diseno Y Creatividad Design and Creativity

By Ken McMahon, Robin Nichols

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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.