@book{22481,
	author = {Bellingham, K. S. and Bromley, J.,},
	title = {The geology of the Ntchisi-Middle Bua area /},
	publisher = {Govt. Printer,},
	year = {1973.},
	series = {Bulletin - Geological Survey Dept. ; no. 27},
	address = {Zomba, Malawi :}
}