APA引文

Welch, I., Pilkington, H., & Bradbeer, C. (1989). Urinary tract infections in men.

Citação norma Chicago

Welch, I., H. Pilkington, and C. Bradbeer. Urinary Tract Infections in Men. 1989.

MLA引文

Welch, I., H. Pilkington, and C. Bradbeer. Urinary Tract Infections in Men. 1989.

警告：這些引文格式不一定是100％准確.