APA

Cowling M., . (1963). The nature and limits of political science. Cambridge [Eng.]: University Press.

Chicago

Cowling Maurice, . 1963. The nature and limits of political science. Cambridge [Eng.]: University Press.

Harvard

Cowling M., . (1963). The nature and limits of political science. Cambridge [Eng.]: University Press.

MLA

Cowling Maurice, . The nature and limits of political science. Cambridge [Eng.]: University Press. 1963.