APA (7th ed.) Citation

Wagar, J. A. (1961). The carrying capacity of wild lands for recreation. [publisher not identified].

Chicago Style (17th ed.) Citation

Wagar, J. Alan. The Carrying Capacity of Wild Lands for Recreation. [Place of publication not identified]: [publisher not identified], 1961.

MLA (9th ed.) Citation

Wagar, J. Alan. The Carrying Capacity of Wild Lands for Recreation. [publisher not identified], 1961.