APA (7th ed.) Citation

Blacker, I. R. (1961). The Old West in fiction. [publisher not identified].

Chicago Style (17th ed.) Citation

Blacker, Irwin R. The Old West in Fiction. New York, I. Obolensky: [publisher not identified], 1961.

MLA (9th ed.) Citation

Blacker, Irwin R. The Old West in Fiction. [publisher not identified], 1961.