Christina Diaz Gonzalez Books

The Red Umbrella

By Christina Diaz Gonzalez

Average: 0.00, 0 Ratings

Moving target

By Christina Diaz Gonzalez

Average: 0.00, 0 Ratings

Twelve-year-old Cassie Arroyo is a student in Rome, but her life changes when a secret organization, the Hastati, shoots her father--and she learns that she is a member of an ancient bloodline that...

Moving Target

By Christina Diaz Gonzalez

Average: 0.00, 0 Ratings

Return fire

By Christina Diaz Gonzalez

Average: 0.00, 0 Ratings

Just after Cassie Arroyo found the Spear of Destiny in Rome, it was stolen from her, so now she and her friend Asher must recover it--but when she used the Spear before she set the world down a dan...

The Bluest Sky

By Christina Diaz Gonzalez

Average: 0.00, 0 Ratings

A boy and his family must decide whether to remain in Cuba under a repressive government or risk everything for the chance of a new beginning in this gripping story from the award-winning author of...

La Sombrilla Roja

By Christina Diaz Gonzalez

Average: 0.00, 0 Ratings

Stormspeaker

By Christian Diaz Gonzalez

Average: 0.00, 0 Ratings

Framed for a crime they didn't commit, four fugitives travel the deserts of Nilo looking for a secret library that houses the wisdom of Erdas and is guarded by their old friends.

Animal Totem Les B Tes Supr Mes

Average: 0.00, 0 Ratings

Stormspeaker

By Nicola Barber, Christina Diaz Gonzalez

Average: 0.00, 0 Ratings

Red Umbrella

By Christina Diaz Gonzalez

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.