@book{4761,
	author = {Lehmann, Donald R.   and Donald R. Lehman / Russells. Winer},
	title = {Product Management},
	publisher = {Tata Mc Graw Hill Publishing Company Limited},
	year = {c2005},
	address = {New Delhi},
	edition = {4th Edn.},
	note = {Includes Index .}
}