Vicki Constantine Croke Books

The Lady and the Panda

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Here is the astonishing true story of Ruth Harkness, the Manhattan bohemian socialite who, against all but impossible odds, trekked to Tibet in 1936 to capture the most mysterious animal of the day...

The Modern Ark The Story of Zoos

By Vicki Constantine Croke

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Animal ER

By Vicki Constantine Croke

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The Modern Ark The Story of Zoos

By Vicki Constantine Croke

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Animal Er

By Tufts University School Of Veterinary Me, Vicki Constantine Croke

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Cats up close

By Vicki Constantine Croke

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Dogs up close

By Vicki Constantine Croke

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Cats up close

By Vicki Constantine Croke

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Elephant Company

By Vicki Constantine Croke

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NEW YORK TIMES BESTSELLER • A NEW YORK TIMES NOTABLE BOOKThe remarkable story of James Howard “Billy” Williams, whose uncanny rapport with the world’s largest land animals tr...

Elephant company

By Vicki Croke

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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.