TY  - BOOK
AU  - Bellon, Jerald Santos.
TI  - The product information system of pharma world tdg. co.
AV  - T 58.6 .B447 2007
PY  - 2007///
CY  - Las Piñas City
PB  - SISC
KW  - Information system
N1  - 
Includes bibliographical references and appendices
ER  -