A. Willi Petersen Books

Mensch-Maschine-Interaktion

By A. Willi Petersen, Friedhelm Eicker, Germany) HGTB-Fachtagung (11th 1999 Rostock, HGTB-Fachtagung

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Ict And E-Business Skills And Training In Europe: Towards A Comprehensive European E-Skills Reference Framework : Final Synthesis Report

By European Centre For The Development Of Vocational Training, A. Willi Petersen, Petersen, A. Willi., European Centre For The Development Of Vocational Training

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A. Willi Petersen ... [et Al.]. Ti-af-04-001-en-c--p. [4] Of Cover. Includes Bibliographical References (p. 131-133).

Ict Practitioner Skills And Training Solutions At Sub-Degree And Vocational Level In Europe: Guidelines For Ict Training And Curriculum Development

By Carsten Wehmeyer, A. Willi Petersen

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A. Willi Petersen, Carsten Wehmeyer. Ti-af-04-002-en-c--p.[4] Of Cover.

IT-Gestützte Facharbeit. Gestaltungsorientierte Berufsbildung. Ergebnisse Der 12. HGTB-Konferenz. (Reihe Bildung Und Arbeitswelt Band 4)

By Franz Stuber, A. Willi Petersen, Willi Petersen, Felix Rauner

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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.