Mary Calmes Books

Control

Average: 0.00, 0 Ratings

Vy Aleknos is the leader of a hawk shifter flock. Openly gay since he was a teen, Vy is proud and self-assured on the outside, while secretly worrying he'll be forced to spend his life alone becau...

Coeur destine

By Lily Karey, Mary Calmes

Average: 0.00, 0 Ratings

Frog

By Pyeongcho, Mary Calmes

Average: 0.00, 0 Ratings

Coeur confiant

By Guillaume Henry, Mary Calmes

Average: 0.00, 0 Ratings

Coeur sauvage

By Guillaume Henry, Mary Calmes

Average: 0.00, 0 Ratings

Sans Toi

By Mary Calmes, Julianne Nova

Average: 0.00, 0 Ratings

Tales of the Curious Cookbook

By Amy Lane, Amber Kell, Marie Sexton, Mary Calmes, RJ Scott

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.