APA

Simpson S. P., .Roscoe Pound and interpretations of modern legal philosophies. Estados Unidos de América: New York University.

Chicago

Simpson Sidney Post, .Roscoe Pound and interpretations of modern legal philosophies. Estados Unidos de América: New York University.

Harvard

Simpson S. P., .Roscoe Pound and interpretations of modern legal philosophies. Estados Unidos de América: New York University.

MLA

Simpson Sidney Post, .Estados Unidos de América: New York University. .