Sahu, P., & Raut, K. (2003). Salesmanship and sales management (3rd rev.ed.). Vikas Publishing House.

Sahu, P.K, and K.C Raut. Salesmanship and Sales Management. 3rd rev.ed. New Delhi: Vikas Publishing House, 2003.

Sahu, P.K, and K.C Raut. Salesmanship and Sales Management. 3rd rev.ed. Vikas Publishing House, 2003.