TY  - BOOK
AU  - Walter Is ard
AU  -  Thomas. W Langford, 
TI  - Regional input output study : Recollections , Reflections and divene notes on the phidelphia experience
SN  - 0-262-09013-9
U1  - 330.0974811 
PY  - 1971///
CY  - Cambridge
PB  - M I T Press
N1  - Walter Is ard & Thomas. W Langford: Regional input output study : Recollections , Reflections and divene notes on the phidelphia experience.  Cambridge.  M I T Press, 1971. 0-262-09013-9--(330.0974811IS)
ER  -