APA (7th ed.) Citation

Street, H. E., & Öpik, H. (1984). The Physiology of flowering plants (3. ed.). Arnold.

Chicago Style (17th ed.) Citation

Street, Herbert E., and Helgi Öpik. The Physiology of Flowering Plants. 3. ed. London: Arnold, 1984.

MLA (9th ed.) Citation

Street, Herbert E., and Helgi Öpik. The Physiology of Flowering Plants. 3. ed. Arnold, 1984.