Macdonald, D., & Patterson, V. (1991). A handbook of drug training: Learning about drugs and working with drug users. Tavistock/Routledge.
Lua i Stíl Chicago (17ú heag.)Macdonald, Dave, agus Vicky Patterson. A Handbook of Drug Training: Learning About Drugs and Working with Drug Users. London: Tavistock/Routledge, 1991.
Lua MLA (9ú heag.)Macdonald, Dave, agus Vicky Patterson. A Handbook of Drug Training: Learning About Drugs and Working with Drug Users. Tavistock/Routledge, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.