Jacob Blumenfeld Books

Communism, capitalism, work, crisis, and the market, described in simple storybook terms and illustrated by drawings of adorable little revolutionaries.Once upon a time, people yearned to be free o...

The Abuse of Property

By Daniel Loick, Jacob Blumenfeld

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A fundamental critique of the current property regime, calling for radical social and political change.In The Abuse of Property, Daniel Loick offers a multifaceted philosophical critique of the con...

Anarchist Turn

By Chiara Bottici, Simon Critchley, Jacob Blumenfeld

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Concept of Property in Kant Fichte and Hegel

By Jacob Blumenfeld

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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.