APA citiranje

W. Scharpf Fritz. (1991). Crisis and Choice in European Social Democraycy (In lần thứ 1.). London: Cornell University Press.

Trích dẫn kiểu Chicago

W. Scharpf Fritz. Crisis and Choice in European Social Democraycy. In lần thứ 1. London: Cornell University Press, 1991.

MLA citiranje

W. Scharpf Fritz. Crisis and Choice in European Social Democraycy. In lần thứ 1. London: Cornell University Press, 1991.