APA Style

Effendi,Sofian, ., Singarimbun,Masri, . (1989). Metode Penelitia Survai (ed. 2). Jakarta: LP3ES.

MLA Style

Effendi,Sofian, ., Singarimbun,Masri, . "Metode Penelitia Survai". ed. 2 Jakarta: LP3ES, 1989. Text.