000 003760000a22001570004500
008 140223b1971 xxu||||| |||| 00| 0 eng d
041 _aeng
080 _aX L1
082 _aX L1
100 _aSundharam K P M
700 _aVaish M C
245 _aPrinciples of economics
250 _a8th Edn
260 _aAgra
_bRatan Prakashan Mandir
_c1971
650 _aEconometrics
999 _c168163
_d168163