APA (7e ed.) Bronvermelding

Friedrich, C. J. (1958). The philosophy of law in historical perspective. University of Chicago Press.

Chicago (17e ed.) Bronvermelding

Friedrich, Carl Joachim. The Philosophy of Law in Historical Perspective. Chicago: University of Chicago Press, 1958.

MLA (9e ed.) Bronvermelding

Friedrich, Carl Joachim. The Philosophy of Law in Historical Perspective. University of Chicago Press, 1958.