APA (7 ম সংস্করণ) উদ্ধৃতি

Thapa,Salina. (2017). Knowledge about air pollution and its protective practice among geriatric population of Kalanki.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Thapa,Salina. Knowledge About Air Pollution and Its Protective Practice Among Geriatric Population of Kalanki. 2017.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Thapa,Salina. Knowledge About Air Pollution and Its Protective Practice Among Geriatric Population of Kalanki. 2017.