@book{28517,
	author = {Tyndale-Biscoe, Ronald McIver,},
	title = {The geology of the country around Gwelo.},
	publisher = {Rhodesian Print. & Publishing C.,},
	year = {1949.},
	series = {Rhodesia, Southern.  Geological Survey.  Geological Survey bulletin},
	address = {Salisbury,}
}