Bob Samples Books

Opening

By Bob Samples, Bob Wohlford

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Earth friendly cities

By Bob Samples, Milton McClaren

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The book starts by introducing the concept of the city as a habitat for people. The second section introduces the idea of inputs and outputs in a city, and explores the impact of some of the wastes...

Openmind Wholemind

By Bob Samples

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The Metaphoric Mind

By Bob Samples

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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.