Douglas M. Strong Books

Many people believe that American Protestantism has been divided into two groups: those concerned with the impact of religion in the public sphere and those concerned with private faith, individual...

Perfectionist politics

By Douglas M. Strong

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Perfectionist Politics is the story of an important but overlooked antebellum reform movement: ecclesiastical abolitionism. Douglas M. Strong examines radical evangelical Protestants who seceded fr...

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.