Gaya APA
Heller, R. (1991).
Culture shock .
New York:
Coronet.
Gaya Chicago
Heller, R.
Culture shock.
New York:
Coronet,
1991.
Text.
Gaya MLA
Heller, R.
Culture shock.
New York:
Coronet,
1991.
Text.
Gaya Turabian
Heller, R.
Culture shock.
New York:
Coronet,
1991.
Print.