DOCTOR, A. (1994). PRINC.AND PRACT. OF BUSINESS COMMUNICATION. SHETH PUB.
芝加哥风格引文DOCTOR, A. PRINC.AND PRACT. OF BUSINESS COMMUNICATION. MUMBAI: SHETH PUB, 1994.
MLA引文DOCTOR, A. PRINC.AND PRACT. OF BUSINESS COMMUNICATION. SHETH PUB, 1994.
警告：这些引文格式不一定是100％准确.