APA引文

Butchers, P. R., Vardey, C. J., & Johnson, M. (1991). Salmeterol: A potent and long-acting inhibitor of inflammatory mediator release from human lung.

Citação norma Chicago

Butchers, P. R., C. J. Vardey, and M. Johnson. Salmeterol: A Potent and Long-acting Inhibitor of Inflammatory Mediator Release From Human Lung. 1991.

MLA引文

Butchers, P. R., C. J. Vardey, and M. Johnson. Salmeterol: A Potent and Long-acting Inhibitor of Inflammatory Mediator Release From Human Lung. 1991.

警告：這些引文格式不一定是100％准確.