Leonhard Helten Books

Das ernestinische Wittenberg

By Heiner Luck, Leonhard Helten, Dorothee Sack, Enno Bunz, Armin Kohnle, Hans Georg Stephan

Average: 0.00, 0 Ratings

"Im Mittelpunkt des vierten Bandes der Wittenberg-Forschungen steht die 1502 gegründete Wittenberger Universität, die Leucorea. Ein besonderes Augenmerk liegt auf den 'Räumen', die die Universität...

Das ernestinische Wittenberg

By Heiner Luck, Leonhard Helten, Dorothee Sack, Enno Bunz, Hans Georg Stephan

Average: 0.00, 0 Ratings

Im Rahmen bleiben

By Leonhard Helten, Guido Siebert, Ute Bednarz

Average: 0.00, 0 Ratings

Archaologie in Wittenberg

By Leonhard Helten, Harald Meller, Thomas Lang, Andreas Hille

Average: 0.00, 0 Ratings

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.