@book{4105,
	author = {Mahajan, Vijay. and Peterson, Robert A.},
	title = {Models for innovation diffusion /},
	publisher = {Sage Publications,},
	year = {c1985.},
	address = {Beverly Hills :},
	url = {http://www.loc.gov/catdir/enhancements/fy0654/85050011-d.html}
}