APA引文

Gutmann, L., Williamson, R., & Tomasz, A. (1981). Physiological properties of penicillin-binding proteins in group A streptococci.

Citação norma Chicago

Gutmann, L., R. Williamson, and A. Tomasz. Physiological Properties of Penicillin-binding Proteins in Group A Streptococci. 1981.

MLA引文

Gutmann, L., R. Williamson, and A. Tomasz. Physiological Properties of Penicillin-binding Proteins in Group A Streptococci. 1981.

警告：這些引文格式不一定是100％准確.