TY  - BOOK
AU  - Kotler Philip
AU  - Gray, Armstrong
TI  - Principles of marketing
SN  - 9788131715475
AV  - HF5415.K6 2009 
PY  - 2008///
CY  - New Delhi
PB  - Dorling Kindersley (India) Pvt. Ltd.
N1  - Appendix ,Index, References
ER  -