APA (7th ed.) Citation

Spoehr, H. A. (1971). The carbohydrate economy of cacti. Johnson Reprint Corp..

Chicago Style (17th ed.) Citation

Spoehr, Herman Augustus. The Carbohydrate Economy of Cacti. New York: Johnson Reprint Corp., 1971.

MLA (8th ed.) Citation

Spoehr, Herman Augustus. The Carbohydrate Economy of Cacti. Johnson Reprint Corp., 1971.

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