Colleen Gleason Books

Murder in the Oval Library

By C. M. Gleason

Average: 0.00, 0 Ratings

Siberian Treasure

By C. M. Gleason

Average: 0.00, 0 Ratings

The chess queen enigma

By Colleen Gleason

Average: 0.00, 0 Ratings

Evaline Stoker and Mina Holmes have reluctantly agreed to act as social chaperones and undercover bodyguards for Princess Lurelia of Betrovia, who has arrived in London to deliver a letter that det...

Murder in the Lincoln White House

By Colleen Gleason

Average: 0.00, 0 Ratings

Abraham Lincoln's inauguration has an unexpected hitch: murder. Fortunately, former frontier scout Adam Quinn is there to investigate.

Murder in the oval library

By Colleen Gleason

Average: 0.00, 0 Ratings

With the Confederate Army firing on Fort Sumter, the Civil War has begun--and an invasion of Washington, DC, from Secessionist Virginia seems imminent. As the population evacuates, the President is...

The Naked Truth about Self Publishing

By Colleen Gleason, Jana DeLeon, Tina Folsom

Average: 0.00, 0 Ratings

Raging Dawn

By Colleen Gleason

Average: 0.00, 0 Ratings

Sanctuary of Roses

By Colleen Gleason

Average: 0.00, 0 Ratings

Sinister Summer

By Colleen Gleason

Average: 0.00, 0 Ratings

Dark Saint

By Colleen Gleason

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.