APA (7th ed.) Citation

Riley, H. P. (1963). Families of flowering plants of Southern Africa. University of Kentucky Press.

Chicago Style (17th ed.) Citation

Riley, Herbert Parkes. Families of Flowering Plants of Southern Africa. [Lexington]: University of Kentucky Press, 1963.

MLA (9th ed.) Citation

Riley, Herbert Parkes. Families of Flowering Plants of Southern Africa. University of Kentucky Press, 1963.