@book{4922,
	author = {Elton, Edwin J. and Edwin J.Elton,Martin j Gruber, stephen j.Brown, william N.goetzmann},
	title = {Modern Portfolio theory & investment analysis / },
	publisher = {Wiley  },
	year = {c2007},
	address = {India},
	edition = {8th },
	note = {Includes Index .}
}