APA Citation

Street, H. E., & Opik, H. (1970). The physiology of flowering plants: Their growth and development. New York: American Elsevier.

Chicago Style Citation

Street, H. E., and Helgi Opik. The Physiology of Flowering Plants: Their Growth and Development. New York: American Elsevier, 1970.

MLA Citation

Street, H. E., and Helgi Opik. The Physiology of Flowering Plants: Their Growth and Development. New York: American Elsevier, 1970.

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