Cita APA (7th ed.)
MacDonald, G. (1977). The effective father. Tyndale House Publishers.
Cita Chicago (17th ed.)
MacDonald, Gordon. The Effective Father. Wheaton, Ill.: Tyndale House Publishers, 1977.
Cita MLA (9th ed.)
MacDonald, Gordon. The Effective Father. Tyndale House Publishers, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.