APA ציטוט

Thanh, N. X., Ohinmaa, A., & Yan, C. (2009). Asthma-related productivity losses in Alberta, Canada. Dove Medical Press.

Citação norma Chicago

Thanh, Nguyen X., Arto Ohinmaa, and Charles Yan. Asthma-related Productivity Losses in Alberta, Canada. Dove Medical Press, 2009.

ציטוט MLA

Thanh, Nguyen X., Arto Ohinmaa, and Charles Yan. Asthma-related Productivity Losses in Alberta, Canada. Dove Medical Press, 2009.