Scarr, Harry A.
[Washington] : National Institute of Law Enforcement and Criminal Justice; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1973.
2d ed., enl. and rev. -
Scarr, Harry A.
[Washington] : National Institute of Law Enforcement and Criminal Justice; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1972.