John Wiswell Books

Wearing the Lion

Average: 0.00, 0 Ratings

"Lures you in so it can bloodily rip your heart out, suture the wound you didn't know you had, and gently place it back in your chest." —Caitlin Rozakis, author of New York Times bestseller D...

Someone You Can Build A Nest In

By John Wiswell

Average: 0.00, 0 Ratings

Shesheshen has made a mistake fatal to all monsters: she's fallen in love.Shesheshen is a shapeshifter, who happily resides as an amorphous lump at the bottom of a ruined manor. When her rest is in...

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.