Gaya APA

Swanson, C, P., Fried, M, H. (1967). The evolution of political society an essay in political anthropology . New York: New York: Random House; 1967.

Gaya MLA

Swanson, Carl, P.., Fried, Morton, H.. "The evolution of political society an essay in political anthropology". New York: New York: Random House; 1967, 1967. Text.