Gaya APA
Effendi, M, S, D, S.
(1981).
Metode Penelitian Survai
(
Cet.1)
.
Jakarta:
LP3ES.
Gaya MLA
Effendi, Masri, Singarimbun, Dan, Sofian.
"Metode Penelitian Survai".
Cet.1
Jakarta:
LP3ES,
1981.
Art Original.