SHARMA R C. (2005). BUSINESS CORRESPONDENCE AND REPORT WRITING (3.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.
芝加哥风格引文SHARMA R C. BUSINESS CORRESPONDENCE AND REPORT WRITING. 3. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2005.
MLA引文SHARMA R C. BUSINESS CORRESPONDENCE AND REPORT WRITING. 3. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2005.
警告：这些引文格式不一定是100％准确.