TY  - BOOK
AU  - Mainga,Selina F.
TI  - Science and technology: a selection of introductory books 
PY  - 1987///
CY  - Lae
PB  - ML015 Library, Papua New Guinea University of Technology
KW  - Technology
KW  - Bibliography
KW  - Catalogs
KW  - Science
ER  -