APA (7 ম সংস্করণ) উদ্ধৃতি

Professional Book Publishers. (2019). The Post Office Act, 1898 (06 of 1898). Professional Book Publishers.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Professional Book Publishers. The Post Office Act, 1898 (06 of 1898). New Delhi: Professional Book Publishers, 2019.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Professional Book Publishers. The Post Office Act, 1898 (06 of 1898). Professional Book Publishers, 2019.