APA

Shafiq M., Shah Z., Saleem A., Siddiqi M. T., Shaikh K. S., Salahuddin F. F., Siwani R. & Naqvi H. (20090917). Perceptions of Pakistani medical students about drugs and alcohol: a questionnaire-based survey. : Substance abuse treatment, prevention, and policy.

Chicago

Shafiq Majid, Shah Zaman, Saleem Ayesha, Siddiqi Maham T, Shaikh Kashif S, Salahuddin Farah F, Siwani Rizwan and Naqvi Haider. 20090917. Perceptions of Pakistani medical students about drugs and alcohol: a questionnaire-based survey. : Substance abuse treatment, prevention, and policy.

Harvard

Shafiq M., Shah Z., Saleem A., Siddiqi M. T., Shaikh K. S., Salahuddin F. F., Siwani R. and Naqvi H. (20090917). Perceptions of Pakistani medical students about drugs and alcohol: a questionnaire-based survey. : Substance abuse treatment, prevention, and policy.

MLA

Shafiq Majid, Shah Zaman, Saleem Ayesha, Siddiqi Maham T, Shaikh Kashif S, Salahuddin Farah F, Siwani Rizwan and Naqvi Haider. Perceptions of Pakistani medical students about drugs and alcohol: a questionnaire-based survey. : Substance abuse treatment, prevention, and policy. 20090917.