John Marmysz Books

Extra ordinary men

By Nicola Rehling

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Fear cultural anxiety and transformation

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Fear Cultural Anxiety and Transformation Horror Science Fiction and Fantasy Films Remade

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Fear, cultural anxiety, and transformation

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Extra-ordinary men

By Nicola Rehling

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Laughing At Nothing: Humor As A Response To Nihilism

By John Marmysz, Marmysz, John

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Explores the concept of nihilism and argues that it need not imply despair, but can be responded to positively. Disputing the common misconception that nihilism is wholly negative and necessarily d...

Extra Ordinary Men

By Nicola Rehling

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Fear Cultural Anxiety and Transformation

By Scott A. Lukas, John Marmysz

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Fear Cultural Anxiety and Transformation

By Scott A. Lukas

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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.