Gaby Hauptmann Books

Cherche homme impuissant pour relation longue duree

By Gaby Hauptmann

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Les glands se ramassent a la pelle

By Gaby Hauptmann

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Frei und stark

By Gaby Hauptmann

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Hengstparade

By Gaby Hauptmann

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Yachtfieber

By Gaby Hauptmann

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Mit hinreißend schwarzem Humor und einer Prise Erotik beobachtet Gaby Hauptmann das Treiben des Jetset. - Marc Richard, erfolgreicher deutscher Modedesigner, liebt seine gemütlichen Türkei-Ferien m...

Ich liebe dich aber heute nicht

By Gaby Hauptmann

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Zeig mir was Liebe ist

By Gaby Hauptmann

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Suche impotenten Mann furs Leben

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Suche impotenten Mann furs Leben.

By Gaby Hauptmann

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Nur Ein Toter Mann Ist Ein Guter Mann

By Gaby Hauptmann

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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.