Jonas Winner Books

Long after the Iron Curtain has crumbled, an invisible wall remains between the good citizens of Berlin and those who dwell in the city's dark underbelly. And one family, the Bentheims, straddles t...

Die Zelle

By Jonas Winner

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Davids letzter Film

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Der Nachlass

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Murder Park

By Jonas Winner

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Zodiac Island vor der Ostküste der USA: ein beliebter Freizeitpark - bis dort ein Serienmörder drei junge Frauen auf bestialische Weise tötet. Der Täter Jeff Bohner wird schnell gefasst, der Park a...

Verhandlungstheoretischer Kontraktualismus

By Jonas Winner

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Zycie Sus

By Jonas Winner

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Murder Park. Park mordercow

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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.