SHARMA R.C. (1999). BUSSINESS CORRESPONDENCE & REPORT WRITING. TATA MC-GRAW HILL PUBLISHING CO.LTD.
芝加哥风格引文SHARMA R.C. BUSSINESS CORRESPONDENCE & REPORT WRITING. NEW DELHI: TATA MC-GRAW HILL PUBLISHING CO.LTD, 1999.
MLA引文SHARMA R.C. BUSSINESS CORRESPONDENCE & REPORT WRITING. TATA MC-GRAW HILL PUBLISHING CO.LTD, 1999.
警告：这些引文格式不一定是100％准确.