TY  - BOOK
AU  - Velasco, Geronimo Z.
AU  - Valte, Maricris R.
TI  - Trailblazing
SN  - 9712717712
AV  - 621 
CY  - Philippines
KW  - Applied physics --
KW  - Philippine National Oil Company
KW  - Power resources --
KW  - Philippines
KW  - Power (Mechanics)
ER  -