Williamson, R. C. (1966). Marriage and family relations. Wiley.
Citación estilo ChicagoWilliamson, Robert Clifford. Marriage and Family Relations. New York: Wiley, 1966.
Cita MLAWilliamson, Robert Clifford. Marriage and Family Relations. Wiley, 1966.
Warning: These citations may not always be 100% accurate.