Victor Klemperer Books

The publication of Victor Klemperer's secret diaries brings to light one of the most extraordinary documents of the Nazi period. "In its cool, lucid style and power of observation," said The New Yo...

I Will Bear Witness, Volume 2

By Victor Klemperer

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Destined to take its place alongside The Diary of Anne Frank and Elie Wiesel's Night as one of the great classics of the Holocaust, I Will Bear Witness is a timeless work of literature, the most el...

The Language of the Third Reich Lti Lingua Tertii Imperii

By Victor Klemperer

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I Will Bear Witness Volume 1

By Victor Klemperer

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The Klemperer Diaries

By Victor Klemperer

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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.