APA引文

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

Chicago Style (17th ed.) Citation

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

MLA引文

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

警告：這些引文格式不一定是100％准確.