Madhukar, R. (2012). Business Commuincation (2nd.). Vikas Publishing House.
Cita Chicago (17th ed.)Madhukar, R.K. Business Commuincation. 2nd. Noida: Vikas Publishing House, 2012.
Cita MLA (9th ed.)Madhukar, R.K. Business Commuincation. 2nd. Vikas Publishing House, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.