Henk Aertsen Books

Historical Linguistics 1989: Papers from the 9th International Conference on Historical Linguistics : Rutgers University, 14-18 August 1989 (Amsterdam ... IV: Current Issues in Linguistic Theory)

By Henk Aertsen, International Conference On Historical Linguistics 9th 1989 Rutgers University

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Companion to Middle English Romance

By Henk Aertsen

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Companion to Old English poetry

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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.