Darrell Spencer Books

Caution Men in Trees

By Darrell Spencer

Average: 0.00, 0 Ratings

One mile past dangerous curve

By Darrell Spencer, Spencer Darrell

Average: 0.00, 0 Ratings

Good and Balanced

By Frank Soos, Peter Meinke, Ethan Laughman, Andy Plattner, Robert Abel, Tony Ardizzone, Philip F. Deaver, Francois Camoin, Lisa Graley, Peter LaSalle, Darrell Spencer, Tom Kealey, Gail Galloway Adams

Average: 0.00, 0 Ratings

Caution, men in trees

By Spencer Darrell

Average: 0.00, 0 Ratings

Bring your legs with you

By Spencer Darrell

Average: 0.00, 0 Ratings

"Tommy Rooke has a killer instinct. He's just not so sure if he has the heart of a fighter. As a young man he took the boxing world by storm, winning bout after bout, garnering both fame and infamy...

The Autonomous Child

By Darrell Spencer

Average: 0.00, 0 Ratings

A woman packing a pistol

By Spencer Darrell

Average: 0.00, 0 Ratings

A woman packing a pistol

By Spencer Darrell

Average: 0.00, 0 Ratings

The Gardens of Salem

By Spencer Darrell, Darrell Spencer

Average: 0.00, 0 Ratings

One Mile Past Dangerous Curve

By Darrell Spencer

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.