APA
Rosann L Spiro W. J. S. &. G. A. R., . (2003). Management of a sales force. Tata McGraw Hill, New Delhi: .
Chicago
Rosann L Spiro William J Stanton & Gregory A Rich, . 2003. Management of a sales force. Tata McGraw Hill, New Delhi: .
Harvard
Rosann L Spiro W. J. S. &. G. A. R., . (2003). Management of a sales force. Tata McGraw Hill, New Delhi: .
MLA
Rosann L Spiro William J Stanton & Gregory A Rich, . Management of a sales force. Tata McGraw Hill, New Delhi: . 2003.