Cita APA (7a ed.)

Haffert, J. M. (1943). Saturday in purgatory? Scapular Press.

Cita Chicago Style (17a ed.)

Haffert, John M. Saturday in Purgatory? New York, N.Y.: Scapular Press, 1943.

Cita MLA (8a ed.)

Haffert, John M. Saturday in Purgatory? Scapular Press, 1943.