APA (7th ed.) Citation

Kaufman, C. R. (1939). Farm classification as related to rural rehabilitation in northern Michigan. [publisher not identified].

Chicago Style (17th ed.) Citation

Kaufman, Charles R. Farm Classification as Related to Rural Rehabilitation in Northern Michigan. [Place of publication not identified]: [publisher not identified], 1939.

MLA (9th ed.) Citation

Kaufman, Charles R. Farm Classification as Related to Rural Rehabilitation in Northern Michigan. [publisher not identified], 1939.