APA

Knox R. A., . (1955). A retreat for lay people. New York: Sheed and Ward.

Chicago

Knox Ronald Arbuthnott, . 1955. A retreat for lay people. New York: Sheed and Ward.

Harvard

Knox R. A., . (1955). A retreat for lay people. New York: Sheed and Ward.

MLA

Knox Ronald Arbuthnott, . A retreat for lay people. New York: Sheed and Ward. 1955.