000 00309nam a2200121Ia 4500
008 190415s9999 xx 000 0 und d
082 _aRG.0052
100 _aGopal Krishan
245 0 _aRegional disparities in levels of socio-economic developmentin Punjab
260 _c1980
300 _av.p.
942 _cBK
999 _c19004
_d19004