Eleanor Sullivan Books

Banished by his family for making friends with a human, a little vampire comes to Tony, his only friend, takes up residence in the basement of his apartment building, and makes chaos of his life.

Effective Leadership and Nursing Management in Nursing with Student Video 4th Edition

By Eleanor J. Sullivan, Eleanor Sullivan, Phillip J. Decker

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Read With Caution

By Alfred Hitchcock, Eleanor Sullivan

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Fifty Years of the Best from Ellery Queen

By Eleanor Sullivan

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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.