TY  - BOOK
AU  - Kotler, Philip
AU  - Armstrong, Gary
TI  - Principles of marketing 
SN  - 81-203-1490-5
U1  - 658.8 
PY  - 1999///
CY  - New Delhi
PB  - Prentice Hall
KW  - Marketing management
KW  - Management
ER  -