APA

Smith V. E., Catholic University of America (Washington), . (1947). The philosophical frontiers of physics. Washington (D.C.): Catholic University of America.

Chicago

Smith Vincent Edward, Catholic University of America (Washington), . 1947. The philosophical frontiers of physics. Washington (D.C.): Catholic University of America.

Harvard

Smith V. E., Catholic University of America (Washington), . (1947). The philosophical frontiers of physics. Washington (D.C.): Catholic University of America.

MLA

Smith Vincent Edward, Catholic University of America (Washington), . The philosophical frontiers of physics. Washington (D.C.): Catholic University of America. 1947.