@book{45926,
	author = {Wolfgang, Marvin E.},
	title = {Patterns in criminal homicide /},
	publisher = {University of Pennsylvania},
	year = {1958,},
	address = {Philadelphia v:},
	note = {An analysis of all criminal homicides listed by police in Philadelphia between Jan. 1, 1948 and Dec. 31, 1952.}
}