Gary Chandler Books

Hippocrene language and travel guide to Indonesia

By Gary Chandler

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Language And Travel Guide to Indonesia

By Gary Chandler

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Environmental Causes Celebrity Activists

By Gary Chandler

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Alternative energy sources

By Gary Chandler

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Explores varieties of alternative energy resources that are not destructive to the environment.

Natural Foods & Products (Making a Better World (New York, N.Y.).)

By Gary Chandler

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Relates success stories about people who apply innovative techniques to produce natural foods and products which protect the environment and save money and energy.

Protecting our air land and water

By Gary Chandler

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Presents examples of successful efforts to protect natural resources, and includes the names and addresses of organizations that are involved in these endeavors.

Kids who make a difference

By Gary Chandler Kevin Graham, Gary Chandler

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Focuses on some of the innovative environmental programs that kids have founded and run.

Guardians Of Wildlife (Making a Better World (New York, N.Y.).)

By Gary Chandler

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Presents examples of successful efforts to protect wildlife and includes the names and addresses of organizations involved in these endeavors.

Celebrity Activists

By Tanya Lee Stone, Gary Chandler, Kevin Graham

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Making a Better World

By Gary Chandler, Kevin Graham

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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.