Columbia subject headings:
Customary law--Papua New Guinea.
Enga (Papua New Guinean people)--Politics and government.
Law enforcement--Papua New Guinea.
Military art and science--Papua New Guinea.
Harvard subject headings:
Customary law--Papua New Guinea.
Enga (Papua New Guinean people)--Politics and government.
Law enforcement--Papua New Guinea.
Military art and science--Papua New Guinea.
Princeton subject headings:
Customary law--Papua New Guinea.
Enga (Papua New Guinean people)--Politics and government.
Enga (Papua New Guinean people)--Warfare.
Law enforcement--Papua New Guinea.
Military art and science--Papua New Guinea.