TY  - BOOK
AU  - Langsam, Joseph
AU  - Pindyck, Robert S. \ Rubinfeld, Daniel L.
TI  - Econometric and models economic forecasts: instructor's manual to accompany 
SN  - 0070500975
AV  - HB 139 L285e 1980 
PY  - 1980///
CY  - [s.l.]
PB  - McGraw Hill book
ER  -