APA

Jennings H. S., . (1941). Scientific aspects of the race problem. Washington, D.C: The Catholic University of America Press.

Chicago

Jennings Herbert Spenser, . 1941. Scientific aspects of the race problem. Washington, D.C: The Catholic University of America Press.

Harvard

Jennings H. S., . (1941). Scientific aspects of the race problem. Washington, D.C: The Catholic University of America Press.

MLA

Jennings Herbert Spenser, . Scientific aspects of the race problem. Washington, D.C: The Catholic University of America Press. 1941.