TY  - BOOK
AU  - -
TI  - World of science. 24V.V1-the human factor
U1  - 500 WORL 
PY  - 1994///
CY  - N D
PB  - S. Chand & Co. Ltd.
KW  - World
KW  - science
KW  - of
KW  - human
KW  - factor
KW  - 24V.V1-the
ER  -