Gaya APA
BROWNLEE, O, H., BUTTRICK, J, A.
(1968).
PRODUCER&CONSUMER SOCIAL CHOICE
.
San Francicso:
McGRAW-HILL.
Gaya MLA
BROWNLEE, O., H.., BUTTRICK, John, A.
"PRODUCER&CONSUMER SOCIAL CHOICE".
San Francicso:
McGRAW-HILL,
1968.
Textbook.