Sharma, R. (2002). Business correspondence and report writing- 3rd ed (3rd.).
芝加哥风格引文Sharma, R. Business Correspondence and Report Writing- 3rd Ed. 3rd. New Delhi, 2002.
MLA引文Sharma, R. Business Correspondence and Report Writing- 3rd Ed. 3rd. 2002.
警告：这些引文格式不一定是100％准确.