Harry Mulisch Books

"Exhilerating, magnificent, dangerous." -- The Times Literary Supplement (London)One of the great novels of the Twentieth Century, described by John Updike as a meditation on "the persistence of tr...

The Discovery of Heaven

By Harry Mulisch

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The Discovery of Heaven begins with the meeting of Onno and Max, two complicated individuals whom fate has mysteriously and magically brought together. They share responsibility for the birth of a...

The Discovery of Heaven

By Harry Mulisch

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Siegfried: A Black Idyll

By Harry Mulisch

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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.