Rudeger Reinhard Books

Exploration of Halley s Comet

By Rudeger Reinhard, Michael Grewing, Francoise Praderie

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The Symposium on the Exploration of Halley's Comet held in Heidelberg in October 1986 brought together about 500 scientists who had participated in an unprecedented campaign: the joint investigatio...

Exploration of Halley s Comet

By Rudeger Reinhard, Michael Grewing, Francoise Praderie

Average: 0.00, 0 Ratings

Exploration of Halley s Comet

By Rudeger Reinhard, Michael Grewing, Francoise Praderie

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.