APA

Watkin E. I., . (1938). A philosophy of form. London: Sheed and Ward.

Chicago

Watkin Edward Ingram, . 1938. A philosophy of form. London: Sheed and Ward.

Harvard

Watkin E. I., . (1938). A philosophy of form. London: Sheed and Ward.

MLA

Watkin Edward Ingram, . A philosophy of form. London: Sheed and Ward. 1938.