Leonard H. Ehrlich Books

The Great Philosophers

By Karl Jaspers, Leonard H. Ehrlich, Michael Ermarth

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Great Philosophers Volume 4: Descartes, Pascal, Lessing, Kierkegaard, Nietzsche, Marx, Weber, Einstein

By Leonard Ehrlich, Edith Ehrlich, Leonard H. Ehrlich, Michael Ermarth, Karl Jaspers

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Karl Jaspers died in 1969, leaving unfinished his universal history of philosophy, a history organized around those philosophers who have influenced the course of human thought. The first two volum...

Karl Jaspers today

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Karl Jaspers today

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Karl Jaspers

By Leonard H. Ehrlich

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Fraglichkeit der judischen Existenz

By Leonard H. Ehrlich

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Franz Rosenzweigs neues Denken Bd. I Selbstbegrenzendes Denken in philosophos Bd. II Erfahrene Offenbarung in theologos

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Karl Jaspers' Philosophie

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Karl Jaspers. Philosophie auf dem Weg zur Weltphilosophie .

By Karl Jaspers, Richard Wisser, Leonhard H. Ehrlich

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Karl Jaspers Philosophy on the Way to World Philosophy .Philosophie auf dem Weg zur Weltphilosophie . Buiten serie 0

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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.