Cita APA (7a ed.)

Pieper, J. (1999). The silence of St. Thomas: Three essays. St. Augustine's Press.

Cita Chicago Style (17a ed.)

Pieper, Josef. The Silence of St. Thomas: Three Essays. South Bend, Ind.: St. Augustine's Press, 1999.

Cita MLA (9a ed.)

Pieper, Josef. The Silence of St. Thomas: Three Essays. St. Augustine's Press, 1999.