APA引文

McMahon, M. J., Swinson, D. R., Shettar, S., Wolstenholme, R., Chattopadhyay, C., Smith, P., . . . Crosby, N. H. (1993). Bronchiectasis and rheumatoid arthritis: A clinical study.

Citação norma Chicago

McMahon, M J., D R. Swinson, S. Shettar, R. Wolstenholme, C. Chattopadhyay, P. Smith, P. Johns, and N H. Crosby. Bronchiectasis and Rheumatoid Arthritis: A Clinical Study. 1993.

MLA引文

McMahon, M J., et al. Bronchiectasis and Rheumatoid Arthritis: A Clinical Study. 1993.