Vaughn Heppner Books

The Lost Supernova

Average: 0.00, 0 Ratings

Androids used to mingle among us, pretending to be human. Then an alien puppet-master altered their programming. Unknown to us, androids began leaving human society, burning their clothes and peeli...

Alien Honor

By Jeff Cummings, Vaughn Heppner

Average: 0.00, 0 Ratings

Alien Shores

By Vaughn Heppner, Heppner, Vaughn

Average: 0.00, 0 Ratings

Humanity Put All Its Fading Hopes In New Eden, A Pristine Star System 230 Light-years From The Ravaged Earth. But Upon Arrival, The Would-be Colonists Encountered The Kresh--a Diabolical Alien Race...

Star Soldier

By Vaughn Heppner, Ely Miles

Average: 0.00, 0 Ratings

Gog (Lost Civilizations) (Volume 4)

By Vaughn Heppner

Average: 0.00, 0 Ratings

Keros is a crippled leper in pirate-haunted Shamgar, enduring a life of misery. Then one day the soldiers of Gog march Lod through the streets. Keros crawls out to see Elohim's fabled champion. Bef...

Assault Troopers (Extinction Wars) (Volume 1)

By Vaughn Heppner

Average: 0.00, 0 Ratings

The Earth died when aliens rained thermonuclear warheads on her cities and sprayed the surface with a bio-terminator. A deadly poison drifted to every corner of the planet, threatening the last sur...

Planet Strike (Extinction Wars) (Volume 2)

By Vaughn Heppner

Average: 0.00, 0 Ratings

Interstellar combat in the twenty-first century by the author of Assault Troopers! Imagine a ship the size of a planet. It has an atmosphere of methane, but there is no water. Mysterious and dark,...

People Of The Ark (The Ark Chronicles) (Volume 1)

By Vaughn Heppner

Average: 0.00, 0 Ratings

An epic unmatched through the ages... An Almighty power unleashed in a lust-drenched world with a terrible and unyielding hammer. With astounding narrative power—Vaughn Heppner, Winner of the Write...

Bio-Weapon (Doom Star) (Volume 2)

By Vaughn Heppner, Heppner, Vaughn

Average: 0.00, 0 Ratings

Humans are the warheads in a lethal contest of long-range beans vs. missiles in deep space. The desperate Homo sapiens of Earth launch their experimental beamship. It's ultra-tracking and breakthro...

Planet Wrecker (Doom Star) (Volume 5)

By Vaughn Heppner

Average: 0.00, 0 Ratings

One by one, the moons and habitats of the Outer Planets have gone silent: Neptune, Uranus and Saturn. After the cyborg assault against the Jupiter System, the reasons seem obvious. Those of the Inn...

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.