APA引文

Coskey, R. L. (1979). Glyceryl trinitrate before coronary angiography.

Citação norma Chicago

Coskey, R L. Glyceryl Trinitrate Before Coronary Angiography. 1979.

MLA引文

Coskey, R L. Glyceryl Trinitrate Before Coronary Angiography. 1979.

警告：這些引文格式不一定是100％准確.