Catherine Browne Books

Natural therapies for overcoming opioid dependency

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"With opioid dependency at epidemic levels, Catherine Browne, a doctor of acupuncture and Oriental medicine, provides an accessible and practical guide to the effective use of natural therapies in...

The Sims Medieval Prima Official Game Guide

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The Sims 3 Supernatural Prima Official Game Guide

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Sims 3 Seasons

By Catherine Browne, Prima Games Staff

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Scribblenauts Prima Official Game Guide

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Mario Luigi Prima Official Game Guides

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Just Cause 2 Prima Official Strategy Guide

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Mass Effect

By Catherine Browne, Prima Games Staff

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The Sims 3 Late Night Expansion Pack Prima Official Game Guide

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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.