Cita APA (7a ed.)

Kanagy, C. L., & Kraybill, D. B. (1999). The riddles of human society. Pine Forge Press.

Cita Chicago Style (17a ed.)

Kanagy, Conrad L., y Donald B. Kraybill. The Riddles of Human Society. Thousand Oaks, Calif.: Pine Forge Press, 1999.

Cita MLA (8a ed.)

Kanagy, Conrad L., y Donald B. Kraybill. The Riddles of Human Society. Pine Forge Press, 1999.