APA引文

Sibbald, B. (2004). Rofecoxib (Vioxx) voluntarily withdrawn from market. Canadian Medical Association.

Citação norma Chicago

Sibbald, Barbara. Rofecoxib (Vioxx) Voluntarily Withdrawn From Market. Canadian Medical Association, 2004.

MLA引文

Sibbald, Barbara. Rofecoxib (Vioxx) Voluntarily Withdrawn From Market. Canadian Medical Association, 2004.

警告：這些引文格式不一定是100％准確.