APA (7th ed.) Citation

Houghton, A. D. (1930). The cactus book. The Macmillan company.

Chicago Style (17th ed.) Citation

Houghton, Arthur Duvernoix. The Cactus Book. New York: The Macmillan company, 1930.

MLA (9th ed.) Citation

Houghton, Arthur Duvernoix. The Cactus Book. The Macmillan company, 1930.