Cita APA (7a ed.)

Canfield, K. R. (1992). The 7 Secrets of Effetive Fathers. Tyndale House Publishers, INC.

Cita Chicago Style (17a ed.)

Canfield, Ken R. The 7 Secrets of Effetive Fathers. Wheaton, Illinois: Tyndale House Publishers, INC, 1992.

Cita MLA (9a ed.)

Canfield, Ken R. The 7 Secrets of Effetive Fathers. Tyndale House Publishers, INC, 1992.