Robert Cohen Books

The Varieties of Romantic Experience

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In the title story of this dazzling comic collection, a psychology professor delivers a lecture that segues into a confession of an embarrassing affair. An elderly man worried that his life is goin...

Acting one

By Robert Cohen

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Peter Weiss in seiner Zeit

By Robert Cohen

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Acting professionally raw facts about acting and the acting industries.

By Robert Cohen

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Introduction to Laboratory Biology

By Robert Cohen, George Becker

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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.