APA引文

Watt, D. A. (1966). Paradoxical coronary embolism.

Citação norma Chicago

Watt, D A. Paradoxical Coronary Embolism. 1966.

MLA引文

Watt, D A. Paradoxical Coronary Embolism. 1966.

警告：這些引文格式不一定是100％准確.