APA

Lawson K., . (1976). The comparative study of political parties. New York: St. Martin's Press.

Chicago

Lawson Kay, . 1976. The comparative study of political parties. New York: St. Martin's Press.

Harvard

Lawson K., . (1976). The comparative study of political parties. New York: St. Martin's Press.

MLA

Lawson Kay, . The comparative study of political parties. New York: St. Martin's Press. 1976.