Gaya APA
PUBLICATION MANUAL:of the american psychological association. (1967).
WASHINGTON:
ASSOCIATION.
Gaya Chicago
PUBLICATION MANUAL:of the american psychological association.
.
WASHINGTON:
ASSOCIATION,
1967.
Text.
Gaya MLA
PUBLICATION MANUAL:of the american psychological association.
.
WASHINGTON:
ASSOCIATION,
1967.
Text.
Gaya Turabian
PUBLICATION MANUAL:of the american psychological association.
WASHINGTON:
ASSOCIATION,
1967.
Print.