APA
Dyer R. A., Philips E. P., . (1975). The genera of Southern African flowering plants. Prestoria: Botanical Research Institute.
Chicago
Dyer R Allen, Philips Edwin Percy, . 1975. The genera of Southern African flowering plants. Prestoria: Botanical Research Institute.
Harvard
Dyer R. A., Philips E. P., . (1975). The genera of Southern African flowering plants. Prestoria: Botanical Research Institute.
MLA
Dyer R Allen, Philips Edwin Percy, . The genera of Southern African flowering plants. Prestoria: Botanical Research Institute. 1975.