TY  - BOOK
AU  - Bobrov,L.V.
TI  - Grounds for optimism
SN  - 1.21rub
U1  - 301.24 23
PY  - 1974///
CY  - Moscow
PB  - Mir
KW  - Technology and civilization
KW  - Social history
KW  - 1945-
KW  - Progress
N1  - Translation of Fundament optimizma; Issued with various printing dates
ER  -