Cita APA (7a ed.)

Sperry, W. L., & Lazzaro, R. (1946). Religion in America. At the University Press.

Cita Chicago Style (17a ed.)

Sperry, Willard L., y Ralph Lazzaro. Religion in America. Cambridge: At the University Press, 1946.

Cita MLA (9a ed.)

Sperry, Willard L., y Ralph Lazzaro. Religion in America. At the University Press, 1946.