APA (7e ed.) Bronvermelding
Treadway, D. C. (1989). Before it's too late: Working with substance abuse in the family. W.W. Norton.
Chicago (17e ed.) Bronvermelding
Treadway, David C. Before It's Too Late: Working with Substance Abuse in the Family. New York: W.W. Norton, 1989.
MLA (9e ed.) Bronvermelding
Treadway, David C. Before It's Too Late: Working with Substance Abuse in the Family. W.W. Norton, 1989.
Let op: Deze citaties zijn niet altijd 100% accuraat.