Lua APA (7ú heag.)
Treadway, D. C. (1989). Before it's too late: Working with substance abuse in the family. W.W. Norton.
Lua i Stíl Chicago (17ú heag.)
Treadway, David C. Before It's Too Late: Working with Substance Abuse in the Family. New York: W.W. Norton, 1989.
Lua MLA (9ú heag.)
Treadway, David C. Before It's Too Late: Working with Substance Abuse in the Family. W.W. Norton, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.