Attila Varga Books

University research and regional innovation

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This book represents the first study in the literature that provides a systematic, US-wide analysis of local university-high technology connections at the lowest possible level of spatial aggregati...

Documenta Masonica Hungarica

By Cornel Iosif Kameniczki, Ana Maria Vele, Cristian Maidan, Attila Varga, Rudolf Cristian

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Biserica, stat si franc-masonerie in Banat si Ungaria

By Attila Varga

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Documenta Masonica Transylvanica et Banatica

By Attila Varga, Rudolf Cristian

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Terszerkezet es gazdasagi novekedes

By Attila Varga

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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.