APA引文

Booth, H., Bish, R., Walters, J., Whitehead, F., & Walters, E. H. (1996). Salmeterol tachyphylaxis in steroid treated asthmatic subjects.

Citação norma Chicago

Booth, H., R. Bish, J. Walters, F. Whitehead, and E H. Walters. Salmeterol Tachyphylaxis in Steroid Treated Asthmatic Subjects. 1996.

MLA引文

Booth, H., et al. Salmeterol Tachyphylaxis in Steroid Treated Asthmatic Subjects. 1996.