Knox, D., & Schacht, C. (1999). Marriage and the family: A brief introduction. Wadsworth.
Lua i Stíl Chicago (17ú heag.)Knox, David, agus Caroline Schacht. Marriage and the Family: A Brief Introduction. Belmont, Ca: Wadsworth, 1999.
Lua MLA (9ú heag.)Knox, David, agus Caroline Schacht. Marriage and the Family: A Brief Introduction. Wadsworth, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.