APA (7th ed.) Citation

Hoyt, J. C. (1938). Drought of 1936: With discussion on the significance of drought in relation to climate. United States Department of the Interior, Geological Survey.

Chicago Style (17th ed.) Citation

Hoyt, John Clayton. Drought of 1936: With Discussion on the Significance of Drought in Relation to Climate. [Washington, D.C.]: United States Department of the Interior, Geological Survey, 1938.

MLA (9th ed.) Citation

Hoyt, John Clayton. Drought of 1936: With Discussion on the Significance of Drought in Relation to Climate. United States Department of the Interior, Geological Survey, 1938.

Warning: These citations may not always be 100% accurate.