shrestha,Nirakar Man. (2008). Non communicable diseases risk factor survey, 2008: WHO steps Surveillance.
Cita Chicago (17th ed.)shrestha,Nirakar Man. Non Communicable Diseases Risk Factor Survey, 2008: WHO Steps Surveillance. 2008.
Cita MLA (8th ed.)shrestha,Nirakar Man. Non Communicable Diseases Risk Factor Survey, 2008: WHO Steps Surveillance. 2008.
Atenció: Aquestes cites poden no estar 100% correctes.