Robert V. Guthrie Books

Even the rat was white

By Robert V. Guthrie

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xii, 224 p. : 24 cm

Even the Rat Was White: A Historical View of Psychology

By Robert V. Guthrie

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Are American children being shortchanged by racial and class bias in psychological, personality, and intelligence tests? Can this still be happening as we move toward a new millennium? This new ed...

Even the Rat Was White: A Historical View of Psychology

By Robert V. Guthrie

Average: 0.00, 0 Ratings

My heart s in my mouth

By Robert V. Guthrie

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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.