Invaders of Hark

(1985)
(The second book in the Hark series)
A novel by R L Stine

Two alien armies have invaded the planet Hark. The lizardlike Volons, fierce and armes for conquest and the bloodthirsty Starklans who make the Volons look like pussycats! Can you survive long enough to defeat the invaders and rescue the princess.

Genre: Young Adult Fantasy

Used availability for R L Stine's Invaders of Hark

Paperback Editions

August 1985 : USA Paperback

Title: Invaders of Hark
Author(s): Jovial Bob Stine
ISBN: 0-590-33776-9 / 978-0-590-33776-2 (USA edition)
Publisher: Scholastic Paperbacks
Availability: Amazon Amazon UK Amazon CA