Barker, E. (1951). Principles of social and political theory. London: Oxford University Press.
Trích dẫn kiểu ChicagoBarker, Ernest. Principles of Social and Political Theory. London: Oxford University Press, 1951.
ציטוט MLABarker, Ernest. Principles of Social and Political Theory. London: Oxford University Press, 1951.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.