APA (7 वां संस्करण) प्रशस्ति पत्र

Studies, B. k. L. c. f. O., & Khanal, s. (2013). Evaluation of causes of visual impairment in students of blind schools in Kathmandu valley. B.P. koirala Lions centre for Ophthalmic Studies.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Studies, B.P. koirala Lions centre for Ophthalmic, और santosh Khanal. Evaluation of Causes of Visual Impairment in Students of Blind Schools in Kathmandu Valley. B.P. koirala Lions centre for Ophthalmic Studies, 2013.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Studies, B.P. koirala Lions centre for Ophthalmic, और santosh Khanal. Evaluation of Causes of Visual Impairment in Students of Blind Schools in Kathmandu Valley. B.P. koirala Lions centre for Ophthalmic Studies, 2013.

चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.