@book{80421,
	author = {Begum, Nazma and Jahan, M. Sarwar,   Supervisor },
	title = {Some Physico-Chemical and Biological Properties of Water in Dhaka City and Their Environmental Impacts /},
	publisher = {Institute of Environmental Science, University of Rajshahi,},
	year = {2012},
	address = {Rajshahi :}
}