David Aretha Books

The gold rush to California's riches

By David Aretha

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Dodger Blue the Los Angeles Dodgers Sensational Sports Teams

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Brilliant African American scientists

By Jeff C. Young, David Aretha

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"Read about Benjamin Banneker, George R. Carruthers, Charles R. Drew, Shirley Ann Jackson, Ernest Everett Just, Walter E. Massey, John P. Moon, Daniel Hale Williams, and Jane Cooke Wright"--Provide...

Yellowstone National Park

By David Aretha

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Denali National Park and Preserve

By David Aretha

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"A virtual tour of Denali National Park and Preserve, with chapters devoted to the history of this Alaska region, history of the park, plant and animal life, environmental problems facing the park,...

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.