TY  - BOOK
AU  - Blackett,P.M.S.
TI  - Technology and world advancement
U1  - 609 
PY  - 1958///]
CY  - [s.l.]
PB  - [s.n.]
KW  - Technology and civilization
KW  - Technological development
KW  - Technology
KW  - Scial aspects
ER  -