APA

Chesterton G., . (1939). Orthodoxy. London: Sheed and Ward.

Chicago

Chesterton G.K, . 1939. Orthodoxy. London: Sheed and Ward.

Harvard

Chesterton G., . (1939). Orthodoxy. London: Sheed and Ward.

MLA

Chesterton G.K, . Orthodoxy. London: Sheed and Ward. 1939.