Gaya APA
Human Behavior and Environment. (1994).
New York:
Ulth Press.
Gaya Chicago
Human Behavior and Environment.
.
New York:
Ulth Press,
1994.
Buku.
Gaya MLA
Human Behavior and Environment.
.
New York:
Ulth Press,
1994.
Buku.
Gaya Turabian
Human Behavior and Environment.
New York:
Ulth Press,
1994.
Buku.