APA (7th ed.) Citation

Street, H. E., & Opik, H. (1991). The physiology of flowering plants: Their growth and development (3rd ed.). Edward Arnold.

Chicago Style (17th ed.) Citation

Street, H. E., and Helgi Opik. The Physiology of Flowering Plants: Their Growth and Development. 3rd ed. London: Edward Arnold, 1991.

MLA (8th ed.) Citation

Street, H. E., and Helgi Opik. The Physiology of Flowering Plants: Their Growth and Development. 3rd ed. Edward Arnold, 1991.