TY  - BOOK
AU  - Kotler, Philip
AU  - Armstrong, Gary
TI  - Principles of marketing
SN  - 8120310772
U1  - 658.8 
PY  - 1997///
CY  - New Delhi
PB  - Prentice Hall of India
KW  - Marketing - Management
KW  - Sales management
ER  -