Cita APA (7a ed.)

Agustín, S., Schopp, L., Kavanagh, D. J., Russell, R. P., & Gilligan, T. F. (1948). The happy life. CIMA Publishing.

Cita Chicago Style (17a ed.)

Agustín, Santo, Ludwig Schopp, Denis J. Kavanagh, Robert P. Russell, y Thomas F. Gilligan. The Happy Life. New York: CIMA Publishing, 1948.

Cita MLA (9a ed.)

Agustín, Santo, et al. The Happy Life. CIMA Publishing, 1948.