Barun, K. (1988). When saying no isn't enough how to keep th children you love off drugs. New American Library.
Chicago-referens (17:e uppl.)Barun, Ken. When Saying No Isn't Enough How to Keep Th Children You Love off Drugs. New American Library, 1988.
MLA-referens (9:e uppl.)Barun, Ken. When Saying No Isn't Enough How to Keep Th Children You Love off Drugs. New American Library, 1988.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.