APA Edition Citation

Street, H. E., & Opic, H. Physiology of flowering plants: Their growth and development.

Chicago Edition Citation

Street, H. E., and Helgi Opic. Physiology of Flowering Plants: Their Growth and Development.

MLA Edition Citation

Street, H. E., and Helgi Opic. Physiology of Flowering Plants: Their Growth and Development.

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