Gaya APA

Sills, D, L. (1972). International Encyclopedia Of The Social Sciences Volume 3 dan 4 / David L. Sills . New York: The Macmillan Company r The Free Press.

Gaya MLA

Sills, David, L.. "International Encyclopedia Of The Social Sciences Volume 3 dan 4 / David L. Sills". New York: The Macmillan Company r The Free Press, 1972. Text.