Baum, J. (1985). One step over the line: A no-nonsense guide to recognizing and treating cocaine dependency. Harper and Row.
Lua i Stíl Chicago (17ú heag.)Baum, Joanne. One Step over the Line: A No-nonsense Guide to Recognizing and Treating Cocaine Dependency. Harper and Row, 1985.
Lua MLA (9ú heag.)Baum, Joanne. One Step over the Line: A No-nonsense Guide to Recognizing and Treating Cocaine Dependency. Harper and Row, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.