APA

Vega F. J. d. l., . (1949). Social progress and happiness in the philosophy of St. Thomas Aquinas and contemporary american sociology. Washington: Catholic University of America.

Chicago

Vega Francis Joseph de la, . 1949. Social progress and happiness in the philosophy of St. Thomas Aquinas and contemporary american sociology. Washington: Catholic University of America.

Harvard

Vega F. J. d. l., . (1949). Social progress and happiness in the philosophy of St. Thomas Aquinas and contemporary american sociology. Washington: Catholic University of America.

MLA

Vega Francis Joseph de la, . Social progress and happiness in the philosophy of St. Thomas Aquinas and contemporary american sociology. Washington: Catholic University of America. 1949.