Joseph E. Ryan Books

Freedom In The World

By Douglas W. Payne, Freedom House Survey Team, Joseph E. Ryan, Freedom House Survey Team Staff, Leonard R Sussman, Adrian Karatnycky, Charles Graybow, George Zarycky

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This work provides political, social and economic snapshots of every nation and territory in the world, as well as a country-by-country overview of the year's significant political events. Also inc...

In A Nutshell: Marigold

By Jill Rosemary Davies, Joseph E. Ryan, Davies, Jill Rosemary

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Healing Herbs - In a Marigold is part of a series of compact guides to single herbs and their actions and uses. It includes information the history, folklore, botany, and uses of Marigold; how to g...

Freedom In The World

By Douglas W. Payne, Joseph E. Ryan, Freedom House Survey Team Staff, Leonard R Sussman, Adrian Karatnycky, Charles Graybow, George Zarycky, Editor-Freedom House Survey Team Staff

Average: 0.00, 0 Ratings

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.