000 00304nam a2200121Ia 4500
008 190719s9999 xx 000 0 und d
100 _aNaveen Narayan Aggarwal
245 0 _aRajniti vigyaan ke mool siddhaant
250 _a2nd
260 _aDelhi
_bVikas Pub.
_c1971
650 _aPol Science
942 _cBK
999 _c1195
_d1195