APA(7版)引用形式

Per-Olof, E., Mika, N., Björn, S., Paul, H., & Eva, J. (2009, March). Validation of the Clinical COPD Questionnaire (CCQ) in primary care. Health and Quality of Life Outcomes.

Chicagoスタイル(17版)引用形式

Per-Olof, Ehrs, Nokela Mika, Ställberg Björn, Hjemdal Paul, , Jonsson Eva. "Validation of the Clinical COPD Questionnaire (CCQ) in Primary Care." Health and Quality of Life Outcomes Mar. 2009.

MLA(9版)引用形式

Per-Olof, Ehrs, et al. "Validation of the Clinical COPD Questionnaire (CCQ) in Primary Care." Health and Quality of Life Outcomes, Mar. 2009.