APA استشهاد

Hazard,John N. (1960). The Soviet system of government (3rd ed.). University of Chicago.

استشهاد بنمط شيكاغو

Hazard,John N. The Soviet System of Government. 3rd ed. London: University of Chicago, 1960.

MLA استشهاد

Hazard,John N. The Soviet System of Government. 3rd ed. University of Chicago, 1960.