Cita APA (7a ed.)

Cummins, P. F., Cummins, E., & Cummins, A. K. (2004). Proceed with Passion. Red Hen Press.

Cita Chicago Style (17a ed.)

Cummins, Paul F., Emily Cummins, y Anna K. Cummins. Proceed with Passion. Los Angeles [Calif.]: Red Hen Press, 2004.

Cita MLA (8a ed.)

Cummins, Paul F., et al. Proceed with Passion. Red Hen Press, 2004.