Columbia subject headings:
Police administration--Germany (West)
Police administration--United States.
Police training--Germany (West)
Police training--United States.
Police--Germany (West)
Police--United States.
Harvard subject headings:
Police administration--Germany (West)
Police administration--Germany.
Police administration--United States
Police training--Germany (West)
Police training--Germany.
Police training--United States.
Police--Germany
Police--Germany (West)
Police--United States
Princeton subject headings:
Police administration--Germany, West.
Police administration--United States.
Police training--Germany, West.
Police training--United States.
Police--Germany (West)
Police--United States.