TY  - BOOK
TI  - America in the seventies: some social indicators 
SN  - 0877612226 :
AV  - HN60 .A4 vol. 435 1978 .A4 vol. 435
U1  - 320/.05 s309.1/73/0924 
PY  - 1978///
CY  - Philadelphia
PB  - American Academy of Political and Social Science
ER  -