TY  - BOOK
AU  - Vicente, Corazon
AU  - Soria, Wenceslwa
AU  - Mogol, Ernani
AU  - Sumanga, Gloria
TI  - History of science and technology
SN  - 971-8555-04-8
U1  - Fil. 509 H673 1988 
PY  - 1988///
CY  - Manila
PB  - Uni-ed Incorporated
KW  - Science
KW  - Technology
ER  -