TY - BOOK AU - Jain,Abhinandan K. AU - Jajoo,B.H. AU - Jambhekar,Ashok AU - Rao,T.P.Rama TI - Product design and test marketing of information products / services SN - 8120413504 : U1 - 658.5 PY - 1999/// CY - New Delhi PB - Oxford and IBH Publishing KW - Product design KW - Test marketing;