APA (7 ম সংস্করণ) উদ্ধৃতি

Khanal, S. (2016). Evaluation of Causes of Visual Impairment in Students of Blind Schools in Kathmandu Valley.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Khanal, S. Evaluation of Causes of Visual Impairment in Students of Blind Schools in Kathmandu Valley. 2016.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Khanal, S. Evaluation of Causes of Visual Impairment in Students of Blind Schools in Kathmandu Valley. 2016.