Phillips, E. P. (1931). An introduction to the study of the South African grasses, with notes on their structure, distribution, cultivation etc. Central News Agency.
Chicago-viite (17. p.)Phillips, E. Percy. An Introduction to the Study of the South African Grasses, with Notes on Their Structure, Distribution, Cultivation Etc. [Johannesburg]: Central News Agency, 1931.
MLA-viite (8. p.)Phillips, E. Percy. An Introduction to the Study of the South African Grasses, with Notes on Their Structure, Distribution, Cultivation Etc. Central News Agency, 1931.
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