एपीए उद्धरण

Sundh, J., Janson, C., Lisspers, K., Montgomery, S., & Ställberg, B. (2012). Clinical COPD Questionnaire score (CCQ) and mortality. Dove Medical Press.

शिकागो स्टाइल उद्धरण

Sundh, Josefin, Christer Janson, Karin Lisspers, Scott Montgomery, और Björn Ställberg. Clinical COPD Questionnaire Score (CCQ) and Mortality. Dove Medical Press, 2012.

एमएलए उद्धरण

Sundh, Josefin, et al. Clinical COPD Questionnaire Score (CCQ) and Mortality. Dove Medical Press, 2012.