APA

Ledvina J. P., . (1941). A philosophy and psychologyof sensation. n.p: The Catholic University of America Press.

Chicago

Ledvina Jerome Paul, . 1941. A philosophy and psychologyof sensation. n.p: The Catholic University of America Press.

Harvard

Ledvina J. P., . (1941). A philosophy and psychologyof sensation. n.p: The Catholic University of America Press.

MLA

Ledvina Jerome Paul, . A philosophy and psychologyof sensation. n.p: The Catholic University of America Press. 1941.