Παραπομπή APA

Paul,Ellen frankel. (1990). Foundations of moral and political philosophy. B. Blackwell for the Social Philosophy and Policy Center, Bowling Green State University.

Παραπομπή Chicago Style

Paul,Ellen frankel. Foundations of Moral and Political Philosophy. Oxford, UK ; Cambridge, MA, USA: B. Blackwell for the Social Philosophy and Policy Center, Bowling Green State University, 1990.

Παραπομπή MLA

Paul,Ellen frankel. Foundations of Moral and Political Philosophy. B. Blackwell for the Social Philosophy and Policy Center, Bowling Green State University, 1990.