Cita APA

Rosales, E., Egoavil, M., La Cruz, C., & Rey de Castro, J. (2007). Sleepiness and sleep quality in medical students of a Peruvian university.

Citación estilo Chicago

Rosales, Edmundo, Martha Egoavil, Claudia La Cruz, y Jorge Rey de Castro. Sleepiness and Sleep Quality in Medical Students of a Peruvian University. 2007.

Cita MLA

Rosales, Edmundo, Martha Egoavil, Claudia La Cruz, y Jorge Rey de Castro. Sleepiness and Sleep Quality in Medical Students of a Peruvian University. 2007.