Macdonald, D., & Patterson, V. (1991). A handbook of drug training: Learning about drugs and working with drug users. Tavistock/Routledge.
Citazione stile Chigago Style (17a edizione)Macdonald, Dave, e Vicky Patterson. A Handbook of Drug Training: Learning About Drugs and Working with Drug Users. London: Tavistock/Routledge, 1991.
Citatione MLA (9a ed.)Macdonald, Dave, e Vicky Patterson. A Handbook of Drug Training: Learning About Drugs and Working with Drug Users. Tavistock/Routledge, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.