APA

Lebret L. J., . (1961). An examination of conscience for modern Catholics. New York: Longmans Green.

Chicago

Lebret Louis Joseph, . 1961. An examination of conscience for modern Catholics. New York: Longmans Green.

Harvard

Lebret L. J., . (1961). An examination of conscience for modern Catholics. New York: Longmans Green.

MLA

Lebret Louis Joseph, . An examination of conscience for modern Catholics. New York: Longmans Green. 1961.