TY  - GEN
AU  - GEHLEN, Arnold
TI  - Man in the age of technology
SN  - 0-231-04852-1
AV  - HN13.G4313 
PY  - 1980///
CY  - New York
PB  - Colombia University press
KW  - Social history-modern
KW  - Technology
KW  - Social institutions
KW  - Social psychology
ER  -