The left hand of darkness
MLA
Le Guin, Ursula K., Jack Gaughan and Mark B. Adams Science Fiction Collection (University of Pennsylvania). The left hand of darkness. Book Club edition. New York : Walker, [1969]
APA
Le Guin, U., Gaughan, J. & Mark B. Adams Science Fiction Collection (University of Pennsylvania). (1969). The left hand of darkness. Book Club edition. New York : Walker.
Chicago
Le Guin, Ursula K., Jack Gaughan and Mark B. Adams Science Fiction Collection (University of Pennsylvania). The left hand of darkness. Book Club edition. New York : Walker, [1969]