Tomas Palacios Books

Marvel's Avengers: Age of Ultron: Friends and Foes

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Join Captain America, Iron Man, Hulk, Thor, Black Widow, and Hawkeye as they face their biggest enemy yet - the evil robot Ultron!

Thor The Dark World

By Tomas Palacios

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Thor

By Tomas Palacios

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Join Thor, the Warriors Three, and Lady Sif as they render order across the cosmos.

Suits of Armor

By Tomas Palacios

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Captain America the winter soldier

By Tomas Palacios

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Steve Rogers, known to the world as Captain America, continues his affiliation with S.H.I.E.L.D. director Nick Fury and the Avengers. But Steve struggles to fit in the modern world and now his past...

Iron man vs the Mandarin

By Stan Lee, Craig Rousseau, Tomas Palacios

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The evil Mandarin is on the attack and only the invincible Iron Man can stand in the villain's way.

The Invincible Iron Man vs. the Mandarin

By Tomas Palacios

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Iron Man battles the Mandarin to save the world in a continued war on evil.

Avengers age of Ultron, friends and foes

By Tomas Palacios

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Join Captain America, Iron Man, Hulk, Thor, Black Widow, and Hawkeye as they face their biggest enemy yet - the evil robot Ultron!

Guardians of the galaxy

By Tomas Palacios

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Meet the guardians of the galaxy : Peter Quill the Star-Lord, Gamora, Drax the Destroyer, Groot, and Rocket Raccoon. This book describes how lone heroes from throughout the galaxy joined to become...

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.