Gerhard Bolte Books

Kritische Theorie zur Zeit

By Tobias Grave, Oliver Decker, Christoph Turcke

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Unkritische Theorie: Gegen Habermas

By Gerhard Bolte, U Sonnemann, Ch Turcke, H E Schiller, R Johannes, H Berndt, G Schweppenhauser

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Von Marx bis Horkheimer

By Gerhard Bolte

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Kritische Theorie gilt heute als eine bestimmte Richtung in der Sozialforschung, die Anfang der 30er Jahre in einem Frankfurter Institut unter Leitung Max Horkheimers konzipiert wurde und heute vor...

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.