APA-referens (7:e uppl.)

Baum, J. (1985). One step over the line: A no-nonsense guide to recognizing and treating cocaine dependency. Harper and Row.

Chicago-referens (17:e uppl.)

Baum, Joanne. One Step over the Line: A No-nonsense Guide to Recognizing and Treating Cocaine Dependency. Harper and Row, 1985.

MLA-referens (9:e uppl.)

Baum, Joanne. One Step over the Line: A No-nonsense Guide to Recognizing and Treating Cocaine Dependency. Harper and Row, 1985.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.