@book{43243,
	author = {Das, Ananda Kumar},
	title = {Ecology and breeding biology of the spotbill duck, Anas poecilorhyncha J, R. Forstar of the Jamuna river / },
	publisher = {University of Dhaka, },
	year = {2011.},
	address = {Dhaka : },
	note = {Thesis (Ph. D.) -- Department of Zoology, University of Dhaka, 2007-08.
}
}