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