@book{383724,
	author = {SMITH, Ollie L. and CAPLAN, Marc H. and ESTADOS UNIDOS, U.S. Department of Justice. Law Enforcement Assistance Administration. National Institute of Law Enforcement and Criminal Justice},
	title = {Directory of criminal justice information sources},
	publisher = {National Institute of Law Enforcement and Criminal Justice},
	year = {1978},
	address = {Rockville, MD},
	edition = {2nd ed.}
}