Cita APA (7a ed.)

Leitner, M., Shapland, J., & Wiles, P. (1993). Drug usage and drugs prevention: The views and habits of the general public (1. publ.). HMSO.

Cita Chicago Style (17a ed.)

Leitner, Maria, Joanna Shapland, y Paul Wiles. Drug Usage and Drugs Prevention: The Views and Habits of the General Public. 1. publ. London: HMSO, 1993.

Cita MLA (9a ed.)

Leitner, Maria, et al. Drug Usage and Drugs Prevention: The Views and Habits of the General Public. 1. publ. HMSO, 1993.