APA

Butwell R. A., . (1975). Southeast Asia: a political introduction. New York: Praeger.

Chicago

Butwell Richard A, . 1975. Southeast Asia: a political introduction. New York: Praeger.

Harvard

Butwell R. A., . (1975). Southeast Asia: a political introduction. New York: Praeger.

MLA

Butwell Richard A, . Southeast Asia: a political introduction. New York: Praeger. 1975.