Thomas Porter Books

Canadian Guide to Personal Financial Management Canadian

By Mary Turner, Claude Rinfret, Thomas Porter, Daniel Lerossignof

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Conflict And Communion: Reconciliation And Restorative Justice At Christ'S Table

By Et Al, Thomas Porter, Thomas, Porter, Thomas W. Porter

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In this broken world, community is rare. Sadly, sometimes even in the church. Conflict confronts us in just about every corner of our lives - from personal to familial, from congregational to denom...

Practical VoIP Security

By Porter CISSP CCNP CCDA CCS Thomas

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How To Cheat At VoIP Security

By Thomas Porter, Michael Gough, Porter, CISSP, CCNP, CCDA, CCS, Thomas

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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.