A philosophy of form
MLA
Watkin, E. I. A Philosophy of Form. 2nd ed. London: Sheed and Ward, 1938.
APA
Watkin, E. I. (1938). A philosophy of form. 2nd ed. London: Sheed and Ward.
Chicago
Watkin, E. I. A Philosophy of Form. 2nd ed. London: Sheed and Ward, 1938.