Johnson Richard C. Books

Designer notes for microwave antennas

By Johnson Richard C.

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Fitzpatrick s Color Atlas 8th Ed

By Arturo Saavedra, Johnson Richard C., Klaus Wolff, Ellen K. Roh

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Religion

By Johnson Richard C.

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Producing plays for children

By Johnson Richard C.

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Emphasizes the important elements in creating and performing plays for a younger audience. Includes a list of plays, supply sources, and a bibliography on various aspects of acting and stagecraft.

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.