Cita APA (7a ed.)

Curtis, O. F., & Clark, D. G. (1950). An introduction to plant physiology. McGraw-Hill.

Cita Chicago Style (17a ed.)

Curtis, Otis F., y Daniel G. Clark. An Introduction to Plant Physiology. New York: McGraw-Hill, 1950.

Cita MLA (8a ed.)

Curtis, Otis F., y Daniel G. Clark. An Introduction to Plant Physiology. McGraw-Hill, 1950.