APA (7th ed.) Citation

Karper, R. E. (1915). Sudan grass. Oklahoma Agricultural and Mechanical College, Agricultural Experiment Station.

Chicago Style (17th ed.) Citation

Karper, R. E. Sudan Grass. Stillwater, Okla: Oklahoma Agricultural and Mechanical College, Agricultural Experiment Station, 1915.

MLA (9th ed.) Citation

Karper, R. E. Sudan Grass. Oklahoma Agricultural and Mechanical College, Agricultural Experiment Station, 1915.