Dulce Alien Base

The Dulce Base Alien War (1979) (English Edition)

Blue Planet Project

Secrets of the Dulce Base: Alien Underground (Blue Planet Project) (English Edition)

Inner Light/Global Communications

The Dulce Wars: Underground Alien Bases and the Battle for Planet Earth (English Edition)

Wicked Wolf Press

Secrets of the Dulce Base Alien Underground - Blue Planet Project Book #2

Independently published

DARK TRUTHS of DULCE BASE: Delta Force vs. Aliens

Dulce Base (The Dulce Files Book 1) (English Edition)

LA BASE DI DULCE                                

Independently published

Dulce Depths: 3                                  

Inner Light - Global Communications

Underground Alien Bio Lab At Dulce: The Bennewitz UFO Papers