David A. Adler Books

A brief, illustrated, biography of the Baptist minister and civil rights leader whose philosophy and practice of nonviolent civil disobedience helped American blacks win many battles for equal rights.

Martin Luther King Hijo UN Libro Ilustrado Sobre

By David A. Adler

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The carsick zebra and other animal riddles

By David A. Adler

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A collection of animal riddles such as "What dogs make the best librarians? Hush puppies."

Dr. Martin Luther King, Jr.

By David A. Adler

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Tells the story of Dr. Martin Luther King, Jr., his life, accomplishments in the civil rights movement, and his impact on American history.

A picture book of Frederick Douglass

By David A. Adler

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A biography of the man who, after escaping slavery, became an orator, writer, and leader in the abolitionist movement in the nineteenth century.

A picture book of Anne Frank

By David A. Adler

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Traces the life of the young Jewish girl whose diary chronicles the years she and her family hid from the Nazis in an Amsterdam attic.

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.