Citazione APA

Barker, E. (1951). Principles of social and political theory. London: Oxford University Press.

Stile di citazione Chicago

Barker, Ernest. Principles of Social and Political Theory. London: Oxford University Press, 1951.

Citazione MLA

Barker, Ernest. Principles of Social and Political Theory. London: Oxford University Press, 1951.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.