@book{32140,
	author = {Gottfredson, Michael R. and Hirschi, Travis.},
	title = {A general theory of crime /},
	publisher = {Stanford University Press,},
	year = {1990.},
	address = {Stanford, Calif. :},
	url = {http://www.loc.gov/catdir/description/cam023/89022027.html}
}