Cita APA (7th ed.)

Sharma, R. (2002). Business correspondence and report writing- 3rd ed (3rd.).

Cita Chicago (17th ed.)

Sharma, R. Business Correspondence and Report Writing- 3rd Ed. 3rd. New Delhi, 2002.

Cita MLA (9th ed.)

Sharma, R. Business Correspondence and Report Writing- 3rd Ed. 3rd. 2002.