Cita APA (7a ed.)

Swingle, D. B. (1934). A textbook of systematic botany (2a. ed. reimp.). McGraw-Hill Book Co..

Cita Chicago Style (17a ed.)

Swingle, D. B. A Textbook of Systematic Botany. 2a. ed. reimp. New York: McGraw-Hill Book Co., 1934.

Cita MLA (8a ed.)

Swingle, D. B. A Textbook of Systematic Botany. 2a. ed. reimp. McGraw-Hill Book Co., 1934.