Hans Hansen Books

Zen and the Art of Resource Editing

By Hans Hansen, Derrick Schneider

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Public Pensions Schemes in Seven European Countries

By Hans Hansen

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In the Shadow of the Rock

By Hans Hansen

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Contents Prologue 1 1 The Prophecy 11 2 First Flight 13 3 My First School Year 16 4 The Death of a Pet 24 5 Nightmares 27 6 The Rape 31 7 Comradeship 35 8 Rover...

Protokoll aus einem antiautoritaren Ferienlager.

By Hans Hansen

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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.