Gordon Wainwright Books

"This bestselling and now fully updated book gives you the knowledge to use and interpret body language more effectively." -- Publisher's description.

Teach Yourself Body Language

By Gordon Wainwright

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Essential personal skills for life & work

By Gordon R. Wainwright

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Report Writing

By Gordon Wainwright

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Understanding body language

By Gordon R. Wainwright

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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.