APA引文

Laird, R. C. (1951). Intrathoracic Tumours.

Citação norma Chicago

Laird, R. C. Intrathoracic Tumours. 1951.

MLA引文

Laird, R. C. Intrathoracic Tumours. 1951.

警告：這些引文格式不一定是100％准確.