@book{31544,
	author = {Biswas, K. and Calder, C. C.},
	title = {Hand-Book of Common Water and Marsh Plants of India and Burma, 1936 / },
	publisher = {: Bishen Singh Mahendra Pal Singh},
	year = {, 1984},
	address = {.- Dehra Dun},
	edition = {2nd revised & enlarged ed.}
}