APA引文

Tonna, I., Conlon, C., & Davies, R. (2007). A case of empyema necessitatis.

Chicago Style (17th ed.) Citation

Tonna, I., C. Conlon, and R. Davies. A Case of Empyema Necessitatis. 2007.

MLA引文

Tonna, I., et al. A Case of Empyema Necessitatis. 2007.