APA

Wright B. F., . (1931). American interpretations of natural law: a study in the history of political thought. Cambridge, Mass: Harvard University Press.

Chicago

Wright Benjamin Fletcher, . 1931. American interpretations of natural law: a study in the history of political thought. Cambridge, Mass: Harvard University Press.

Harvard

Wright B. F., . (1931). American interpretations of natural law: a study in the history of political thought. Cambridge, Mass: Harvard University Press.

MLA

Wright Benjamin Fletcher, . American interpretations of natural law: a study in the history of political thought. Cambridge, Mass: Harvard University Press. 1931.