Gupta, C. (2003). Business communication and organisation and management. Sultan Chand & Sons.
Citazione stile Chigago Style (17a edizione)Gupta, C.B. Business Communication and Organisation and Management. New Delhi: Sultan Chand & Sons, 2003.
Citatione MLA (9a ed.)Gupta, C.B. Business Communication and Organisation and Management. Sultan Chand & Sons, 2003.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.