Sharma, R. C. (2020). Business Correspondence and Report Writing (6th.). McGraw Hill.
芝加哥风格引文Sharma, R C. Business Correspondence and Report Writing. 6th. Chennai: McGraw Hill, 2020.
MLA引文Sharma, R C. Business Correspondence and Report Writing. 6th. McGraw Hill, 2020.
警告：这些引文格式不一定是100％准确.