Maria Osmers Books

Wir aber sind damals und jetzt immer die gleichen

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An examination of the apparent contradiction in the way Greeks treated the idea of their past in classical times: while they often referred to their own history to make arguments about foreign poli...

Zum Umgang Mit Enttauschungen in der Antike

By Jan Markus Kotter, Jan Timmer, Dorothea Rohde, Maria Osmers

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Wir Aber Sind Damals und Jetzt Immer Die Gleichen

By Maria Osmers

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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.