APA

Martindale C. C., . (1926). The difficult commandment. London: Manresa.

Chicago

Martindale Cyril Charlie, . 1926. The difficult commandment. London: Manresa.

Harvard

Martindale C. C., . (1926). The difficult commandment. London: Manresa.

MLA

Martindale Cyril Charlie, . The difficult commandment. London: Manresa. 1926.