Doris Weilandt Books

...Denn die Kunst ist eine Tochter der Freiheit

By Doris Weilandt, Evelyn Halm

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Kurt Hanf

By Doris Weilandt, Kurt Hanf

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Thilo Schoder

By Doris Weilandt

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Es gibt neben Thilo Schoder in Thüringen keinen anderen Architekten, der ein so umfangreiches Werk von Bauten der Moderne geschaffen hat. Allein in Gera hinterliess er eine Vielzahl an Wohnhäusern,...

Jenapharm Architektur und Kunst am Bau

By Doris Weilandt

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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.