TY  - BOOK
AU  - Medina-Gerona, Zonia 
TI  - Science and technology 9
SN  - 9789715539524
U1  - Fil. 500 S416 2015 
PY  - 2015///
CY  - Quezon City, Philippines : 
PB  - Aviba Publishing House, 
KW  - 1. Science
N1  - Includes bibliographical references and index
ER  -