Gary Jennings Books

Aztec Autumn

Average: 0.00, 0 Ratings

Aztec Autumn takes us to a time one generation after the Conquest, when the magnificent Aztec empire has fallen beneath the brutal heel of the invading Spaniards. But one proud young Aztec, Tenamax...

Aztec Blood

By Gary Jennings

Average: 0.00, 0 Ratings

Spangle

By Gary Jennings

Average: 0.00, 0 Ratings

Raptor

By Gary Jennings

Average: 0.00, 0 Ratings

The Journeyer

Average: 0.00, 0 Ratings

Aztec

By Gary Jennings

Average: 0.00, 0 Ratings

Spangle

By Gary Jennings

Average: 0.00, 0 Ratings

Aztec

By Gary Jennings

Average: 0.00, 0 Ratings

Aztec

By Gary Jennings

Average: 0.00, 0 Ratings

Sow the Seed of Hemp

By Gary Jennings

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.