Penggayaan APA
LEVINE, Norman D.. (1975).
Human ecology : .
Massachusetts:
Duxbury Press.
Chicago Style
LEVINE, Norman D..
Human ecology :.
Massachusetts:
Duxbury Press,
1975.
Text.
MLA Style
LEVINE, Norman D..
Human ecology :.
Massachusetts:
Duxbury Press,
1975.
Text.
Turabian Style
LEVINE, Norman D..
Human ecology :.
Massachusetts:
Duxbury Press,
1975.
Print.