एपीए उद्धरण

Brusasco, V., Hodder, R., Miravitlles, M., Korducki, L., Towse, L., & Kesten, S. (2006). Health outcomes following treatment for 6 months with once daily tiotropium compared with twice daily salmeterol in patients with COPD. BMJ Group.

शिकागो स्टाइल उद्धरण

Brusasco, V., R. Hodder, M. Miravitlles, L. Korducki, L. Towse, और S. Kesten. Health Outcomes Following Treatment for 6 Months With Once Daily Tiotropium Compared With Twice Daily Salmeterol in Patients With COPD. BMJ Group, 2006.

एमएलए उद्धरण

Brusasco, V., et al. Health Outcomes Following Treatment for 6 Months With Once Daily Tiotropium Compared With Twice Daily Salmeterol in Patients With COPD. BMJ Group, 2006.