Sharma, R. (2011). Business Correspondence and Report Writing (4th.). Tata McGraw Hill.
Cita Chicago (17th ed.)Sharma, R.C. Business Correspondence and Report Writing. 4th. Tata McGraw Hill, 2011.
Cita MLA (9th ed.)Sharma, R.C. Business Correspondence and Report Writing. 4th. Tata McGraw Hill, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.