Gaya APA

Easton, Davic. (1967). A Systems analysis of political life (Cet.2). New York: John Wiley & Sons.

Gaya Chicago

Easton, Davic. A Systems analysis of political life. Cet.2 New York: John Wiley & Sons, 1967. Text.

Gaya MLA

Easton, Davic. A Systems analysis of political life. Cet.2 New York: John Wiley & Sons, 1967. Text.

Gaya Turabian

Easton, Davic. A Systems analysis of political life. Cet.2 New York: John Wiley & Sons, 1967. Print.