John Whitman Books

When Alex decides to return to the Alterworld to search for his missing father, he enters the myth of Loki, the trickster god of Norse mythology, as the god's son Vali, but then runs the risk of de...

The brain spiders

By John Whitman

Average: 0.00, 0 Ratings

Zak and Tash's uncle takes them on a working vacation to study the B'omarr monks who live in tunnels beneath the palace of Jabba the Hutt. The most enlightened monks don't have bodies--they're just...

The mask of Zorro

By John Whitman

Average: 0.00, 0 Ratings

When a Spanish nobleman takes on a disguise to help the Mexican people gain independence from Spain, he becomes a special hero to two young brothers and to his daughter.

Cat's Claw

By John Whitman

Average: 0.00, 0 Ratings

Veto Power

By John Whitman

Average: 0.00, 0 Ratings

Chaos Theory

By John Whitman

Average: 0.00, 0 Ratings

Trinity

By John Whitman

Average: 0.00, 0 Ratings

Trinity

By John Whitman

Average: 0.00, 0 Ratings

Whitman s off Season Travel Guide to Europe

By John Whitman

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.