TY  - BOOK
AU  - Esto, Rey [author]
TI  - World scientists and inventors: with picture and biographies their inventions and discoveries 
SN  - 971-91115-3-4
U1  - 925 Es81 1989 
PY  - 1989///
CY  - Manila
PB  - R. E. Books Marketing
KW  - Inventors
KW  - Scientists
KW  - Biography
ER  -