Croft, J. B. (2013). CDC's Public Health Surveillance of Sleep Health. SRS Bull.
Citación estilo ChicagoCroft, Janet B. "CDC's Public Health Surveillance of Sleep Health." SRS Bull 2013.
Cita MLACroft, Janet B. "CDC's Public Health Surveillance of Sleep Health." SRS Bull 2013.
Precaución: Estas citas no son 100% exactas.