APA (7th ed.) Citation

Darling, S. T., & Smille, W. G. (1921). Studies on hookworm infection in Brazil. The Rockefeller Institute for Medical Research.

Chicago Style (17th ed.) Citation

Darling, Samuel Taylor, and Wilson George Smille. Studies on Hookworm Infection in Brazil. New York: The Rockefeller Institute for Medical Research, 1921.

MLA (8th ed.) Citation

Darling, Samuel Taylor, and Wilson George Smille. Studies on Hookworm Infection in Brazil. The Rockefeller Institute for Medical Research, 1921.