@book{34874,
	author = {Tyson, Peter Daughtrey.},
	title = {Climatic change and variability in Southern Africa /},
	publisher = {Oxford University Press,},
	year = {1986.},
	address = {Cape Town :},
	url = {http://catdir.loc.gov/catdir/enhancements/fy0638/87136861-t.html}
}