Stephens Susan A. Books

Seeing double

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When, in the third century B.C.E., the Ptolemies became rulers in Egypt, they found themselves not only kings of a Greek population but also pharaohs for the Egyptian people. Offering a new and exp...

Informal care of the elderly

By Stephens Susan A.

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The Left in Britain during 1979 and 1980, parts one and two

By Stephens Susan A.

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Yale Papyri in the Beinecke Rare Book and Manuscript Library II American Studies in Papyrology

By John F. Oates, Stephens Susan A.

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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.