Friedrich Engels Books

The Communist Manifesto

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"A spectre is haunting Europe - the spectre of Communism." So begins one of history's most important documents, a work of such magnitude that it has forever changed not only the scope of world poli...

The condition of the working class in England

By Friedrich Engels

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The condition of the working class in England.

By Friedrich Engels

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Osnovni zasady komunizmu

By Friedrich Engels

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Rozvytok sotsiializmu vid utopii do nauky

By Friedrich Engels

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Socialism, utopian and scientific

By Friedrich Engels

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The Communist Manifesto

By Friedrich Engels

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The Communist Manifesto

By Friedrich Engels, Karl Marx

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Anarchism and Anarcho Syndicalism

By Friedrich Engels, Karl Marx, Vladimir Il Ich Lenin

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The Wages System

By Friedrich Engels

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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.