Παραπομπή σε μορφή APA (7η εκδ.)

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.

Παραπομπή σε μορφή Chicago (17η εκδ.)

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

Παραπομπή σε μορφή MLA (9th εκδ.)

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