000 00360nam a2200145Ia 4500
008 220926s9999 xx 000 0 und d
100 _aBright Singh
245 0 _aTechnical Notes and Methodology
250 _a1st Ed
260 _aChennai
260 _bState Planning Commission
260 _c1974
650 _aTechnical Notes and Methodology
942 _cBK
999 _c2543
_d2543