Invaders of the Planet Earth

From Author Wars - https://authorwars.com/books/invaders-of-the-planet-earth-2932778.html

Overview:

Title: Invaders of the Planet Earth
Author: Richard Brightfield
Year: 1987
Type: Novels
Series: Choose Your Own Adventure
Number in Series: 70

Variant Titles:

1987. Invaders of the Planet Earth

Resources:

Gamebooks database entry for Invaders of the Planet Earth