APA

Catholic University of America, Deferrari R. J., . (1939). Vital problems of Catholic education in the United States. Washington, D. C: The Catholic university of America press.

Chicago

Catholic University of America, Deferrari Roy Joseph, . 1939. Vital problems of Catholic education in the United States. Washington, D. C: The Catholic university of America press.

Harvard

Catholic University of America, Deferrari R. J., . (1939). Vital problems of Catholic education in the United States. Washington, D. C: The Catholic university of America press.

MLA

Catholic University of America, Deferrari Roy Joseph, . Vital problems of Catholic education in the United States. Washington, D. C: The Catholic university of America press. 1939.