APA

Snoeck A. S. J., . (1954). Mental hygiene and Christian principles. Cork: Mercier press.

Chicago

Snoeck André S J, . 1954. Mental hygiene and Christian principles. Cork: Mercier press.

Harvard

Snoeck A. S. J., . (1954). Mental hygiene and Christian principles. Cork: Mercier press.

MLA

Snoeck André S J, . Mental hygiene and Christian principles. Cork: Mercier press. 1954.