@book{12321,
	author = {Mukhopadhyay, Subashchandra and Das, Ramendrakumar},
	title = {Bhumirup Udbhab O Prakriti/},
	publisher = {Paschim  Banga Rajya Parshad,},
	year = {2005},
	address = {Kolkata :},
	edition = {2nd ed.},
	note = {Includes Bibliography, Author Index and Subject Index.}
}