TY  - BOOK
AU  - Medina, Roberto.
TI  - Principles of marketing 
SN  - 9789712352423
AV  - HF 5415 .M491 2008
PY  - 2008///
CY  - Manila, Philippines
PB  - Rex Book Store, Inc.
N1  - Includes bibliographical references and index; BSBA
ER  -