Gaya APA
(et.al), R, L, C.
(1985).
Political science: an introduction
(
ed. 2)
.
New Jersey:
Prentice Hall.
Gaya MLA
(et.al), Robert, L., Cord.
"Political science: an introduction".
ed. 2
New Jersey:
Prentice Hall,
1985.
Text.