APA Style
Effendi, S., Singarimbun, M.
(2015).
Metode penelitian survei
(
Cet.4)
.
Jakarta:
LP3ES.
MLA Style
Effendi, Sofian., Singarimbun, Masri.
"Metode penelitian survei".
Cet.4
Jakarta:
LP3ES,
2015.
Books.