Gary R. Steffy Books

Time-Saver Standards for Architectural Lighting

By Gary R. Steffy, Gary Steffy Lighting Design Inc.

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Lighting the electronic office

By Gary R. Steffy

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Architectural lighting design

By Gary R. Steffy

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Architectural interior systems

By Flynn John E.

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Architectural Lighting Design, 2nd Edition

By Gary Steffy, Gary R. Steffy, Gary R Steffy

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Architectural Lighting Design, Second Edition Provides The Programming Prowess, Technical Background, Aesthetic Fundamentals, And Practical Knowledge Needed To Design Interior And Exterior Lighting...

The lighting handbook

By David L. DiLaura

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The Bible for anyone who is serious about lighting. Covers all technologies, recommended applications and illuminance recommendations and much, much more. Brand new edition.

Architectural Lighting Design

By Gary Steffy, Gary R. Steffy

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Get the definitive, holistic guide to transforming space with light. There are no shortcuts to designing beautiful and effective architectural lighting. Lighting is both an art and a science that i...

Lighting the Electronic Office

By Gary R. Steffy

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Architectural Lighting Design

By Gary R. Steffy

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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.