Cita APA (7th ed.)
Smalley, G., & Trent, J. (1992). The hidden value of a man. Tyndale House.
Cita Chicago (17th ed.)
Smalley, Gary, i John Trent. The Hidden Value of a Man. Illinois: Tyndale House, 1992.
Cita MLA (9th ed.)
Smalley, Gary, i John Trent. The Hidden Value of a Man. Tyndale House, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.