APA

Leen E., . (1938). Why the cross?. New York: Sheed & Ward.

Chicago

Leen Edward, . 1938. Why the cross?. New York: Sheed & Ward.

Harvard

Leen E., . (1938). Why the cross?. New York: Sheed & Ward.

MLA

Leen Edward, . Why the cross?. New York: Sheed & Ward. 1938.