J. Michael Spector Books

M. David Merrill has been active in instructional technology for almost 40 years. His contributions range from basic instructional principles and instructional design theory to development and impl...

Learning and Instruction in the Digital Age

By J. Michael Spector, Kinshuk, Dirk Ifenthaler

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Understanding Models for Learning and Instruction

By J. Michael Spector, Pablo Pirnay Dummer, Dirk Ifenthaler

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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.