APA (7th ed.) Citation

Butler, C., Pill, R., Pill, R., Stott, N., & Stott, N. (1998). Qualitative study of patients' perceptions of doctors' advice to quit smoking: Implications for opportunistic health promotion.

Chicago Style (17th ed.) Citation

Butler, C., R. Pill, R. Pill, N. Stott, and N. Stott. Qualitative Study of Patients' Perceptions of Doctors' Advice to Quit Smoking: Implications for Opportunistic Health Promotion. 1998.

MLA (9th ed.) Citation

Butler, C., et al. Qualitative Study of Patients' Perceptions of Doctors' Advice to Quit Smoking: Implications for Opportunistic Health Promotion. 1998.