APA (7th ed.) Citation

Gerloff, J. L. (1935). A study of the land utilization in the Elm Creek Watershed. [publisher not identified].

Chicago Style (17th ed.) Citation

Gerloff, John Leland. A Study of the Land Utilization in the Elm Creek Watershed. [Place of publication not identified]: [publisher not identified], 1935.

MLA (9th ed.) Citation

Gerloff, John Leland. A Study of the Land Utilization in the Elm Creek Watershed. [publisher not identified], 1935.