APA (7 ম সংস্করণ) উদ্ধৃতি

Professional Book Publishers. (2019). The Official Languages Act, 1963 (19 of 1963). Professional Book Publishers.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Professional Book Publishers. The Official Languages Act, 1963 (19 of 1963). New Delhi: Professional Book Publishers, 2019.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Professional Book Publishers. The Official Languages Act, 1963 (19 of 1963). Professional Book Publishers, 2019.