Michael E. Salla, Ph.D. Books

Exopolitics: The Political Implications Of The Extraterrestrial Presence

By Michael E. Salla, Ph.D., Michael E Salla

Average: 0.00, 0 Ratings

According to Dr. Michael Salla and many other experts in the field of ET research, for almost 70 years the US government has engaged in an extensive "official effort" of disinformation, intimidatio...

The US Navy'S Secret Space Program And Nordic Extraterrestrial Alliance (Secret Space Programs) (Volume 2)

By Michael E. Salla, Ph.D., Michael E. Salla, Michael Salla

Average: 0.00, 0 Ratings

"The Los Angeles Air Raid on February 24/25, 1942 opened an unprecedented chapter in the evolution of the U.S. Navy. In response to this incident, a covert research program to investigate the feasi...

Exopolitics: Political Implications Of Extraterrestrial Presence

By Michael E. Salla, Ph.D., Michael E Salla

Average: 0.00, 0 Ratings

Exposición De Las Políticas Del Gobierno Usa Sobre La Vida Extraterrestre: Los Retos De La Exopolítica

By Michael E. Salla, Ph.D., Michel E. Salla

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.