U.S. Dept. of Justice, Law Enforcement Assistance Administration, National Institute of Law Enforcement and Criminal Justice : for sale by the Supt. of Docs., U.S. Govt. Print. Off.1979.<A111-292>
U.S. Dept. of Justice, Law Enforcement Assistance Administration, National Institute of Law Enforcement and Criminal Justice : for sale by the Supt. of Docs., U.S. Govt. Print. Off.1979.<A111-262>