Sharma, R. (2011). Business Correspondence and Report Writing (4th.). Tata McGraw Hill.
Citazione stile Chigago Style (17a edizione)Sharma, R.C. Business Correspondence and Report Writing. 4th. Tata McGraw Hill, 2011.
Citatione MLA (9a ed.)Sharma, R.C. Business Correspondence and Report Writing. 4th. Tata McGraw Hill, 2011.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.