APA (7th ed.) Citation

Simak, C. D. (1975). The night of the Puudly. White Lion Publishers.

Chicago Style (17th ed.) Citation

Simak, Clifford D. The Night of the Puudly. London: White Lion Publishers, 1975.

MLA (8th ed.) Citation

Simak, Clifford D. The Night of the Puudly. White Lion Publishers, 1975.