W. Scharpf Fritz. (1991). Crisis and Choice in European Social Democraycy (In lần thứ 1.). London: Cornell University Press.
استشهاد بنمط شيكاغوW. Scharpf Fritz. Crisis and Choice in European Social Democraycy. In lần thứ 1. London: Cornell University Press, 1991.
MLA استشهادW. Scharpf Fritz. Crisis and Choice in European Social Democraycy. In lần thứ 1. London: Cornell University Press, 1991.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.