000 00335nam a2200145Ia 4500
008 221122s9999 xx 000 0 und d
082 _a891.43 P97R
100 _aPustak Mahal
245 0 _a501 rochak tathya
250 _a6th ed.
260 _bPustak Mahal
_aDelhi
_c1990
300 _a104 p.
650 _aRochak tathya
942 _cBK
999 _c3416
_d3416