INGRAM (Thomas N.)/ LaFORGE (Raymond W.), . (2011). Sales Management: Analysis and Decision Making. New Delhi: Cengage Learning India Pvt. Ltd New Delhi.
INGRAM (Thomas N.)/ LaFORGE (Raymond W.), . 2011. Sales Management: Analysis and Decision Making. New Delhi: Cengage Learning India Pvt. Ltd New Delhi.
INGRAM (Thomas N.)/ LaFORGE (Raymond W.), . Sales Management: Analysis and Decision Making. New Delhi: Cengage Learning India Pvt. Ltd New Delhi. 2011.