@book{8843,
	author = {Botanical Survey of South Africa.},
	title = {A Guide to Botanical Survey work.},
	publisher = {Govt. Print. and Stationary Office,},
	year = {1922.},
	series = {Memoir no. 4},
	address = {Pretoria,},
	note = {At head of title: Union of South Africa.}
}