SHARMA, R. &. O. (2011). BUSINESS CORRESPONDENCE & REPORT WRITING. TMH.
Chicagoスタイル(17版)引用形式SHARMA, R.C. & OTHERS. BUSINESS CORRESPONDENCE & REPORT WRITING. DELHI: TMH, 2011.
MLA(9版)引用形式SHARMA, R.C. & OTHERS. BUSINESS CORRESPONDENCE & REPORT WRITING. TMH, 2011.
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