Buku yang Dikarang by Hannes Bok

Intergalactic Stories

Stranger from Space

Futuria Fantasia (Illustrated Edition)

Child of the Sun

Futuria Fantasia (Vol.1-4)

Distant Planet

Leigh Brackett - Sci-Fi Boxed Set

Sci-Fi Classics

Intergalactic Warfare - Boxed Set (Illustrated Edition)