APA

Simon Y. R. M., Wolff P., . (19871969). Freedom of choice. New York: Fordham University Press.

Chicago

Simon Yves René Marie, Wolff Peter, . 19871969. Freedom of choice. New York: Fordham University Press.

Harvard

Simon Y. R. M., Wolff P., . (19871969). Freedom of choice. New York: Fordham University Press.

MLA

Simon Yves René Marie, Wolff Peter, . Freedom of choice. New York: Fordham University Press. 19871969.