Collins, G. R. (1995). Family shock: Keeping families strong in the midst of earthstaking change. Tyndale house.
Lua i Stíl Chicago (17ú heag.)Collins, Gary R. Family Shock: Keeping Families Strong in the Midst of Earthstaking Change. Wheaton: Tyndale house, 1995.
Lua MLA (9ú heag.)Collins, Gary R. Family Shock: Keeping Families Strong in the Midst of Earthstaking Change. Tyndale house, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.