Cita APA

Marasco, S. F., & Lim, H. K. (2007). Ecstasy-Associated Pneumomediastinum. The Royal College of Surgeons of England.

Citación estilo Chicago

Marasco, Silvana F., y H Kiat Lim. Ecstasy-Associated Pneumomediastinum. The Royal College of Surgeons of England, 2007.

Cita MLA

Marasco, Silvana F., y H Kiat Lim. Ecstasy-Associated Pneumomediastinum. The Royal College of Surgeons of England, 2007.