APA (7th ed.) Citation

Swingle, D. B. (1946). A textbook of systematic botany. McGraw-Hill.

Chicago Style (17th ed.) Citation

Swingle, Deane B. A Textbook of Systematic Botany. McGraw-Hill, 1946.

MLA (8th ed.) Citation

Swingle, Deane B. A Textbook of Systematic Botany. McGraw-Hill, 1946.

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