TY  - BOOK
AU  - Morgenstern,Osker
TI  - On the accuracy of economic observations
SN  - 0691003513
AV  - HB74 .M3M63 1963
U1  - 330.182 
PY  - 1963///
CY  - Princeton
PB  - Princton Univertsity
KW  - Economics
ER  -