Christensen, H. T. (1964). Handbook of marriage and the family. Rand McNally & Company.
Cita Chicago (17th ed.)Christensen, Harold T. Handbook of Marriage and the Family. Chicago: Rand McNally & Company, 1964.
Cita MLA (9th ed.)Christensen, Harold T. Handbook of Marriage and the Family. Rand McNally & Company, 1964.
Atenció: Aquestes cites poden no estar 100% correctes.