APA

Bradley M. Z., . (1988). Four moons of Darkover. New York: Daw books.

Chicago

Bradley Marion Zimmer, . 1988. Four moons of Darkover. New York: Daw books.

Harvard

Bradley M. Z., . (1988). Four moons of Darkover. New York: Daw books.

MLA

Bradley Marion Zimmer, . Four moons of Darkover. New York: Daw books. 1988.