APA (7. basım) Alıntı

Easton, D. (1971). The political system: An inquiry into the state of political science. Alfred A. Knopf.

Chicago Style (17. basım) Atıf

Easton, David. The Political System: An Inquiry into the State of Political Science. New York: Alfred A. Knopf, 1971.

MLA (9th ed.) Atıf

Easton, David. The Political System: An Inquiry into the State of Political Science. Alfred A. Knopf, 1971.