Ghising, R. (2003). Prevalence of Refractive error in mentally retarded students of Kathmandu Valley.
Chicago-referens (17:e uppl.)Ghising, Rabindra. Prevalence of Refractive Error in Mentally Retarded Students of Kathmandu Valley. 2003.
MLA-referens (8:e uppl.)Ghising, Rabindra. Prevalence of Refractive Error in Mentally Retarded Students of Kathmandu Valley. 2003.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.