000 00306nam a2200133Ia 4500
008 211001s2019 xx 000 0 eng d
020 _a9789389184082
082 _a691.92
100 _aOjha, D.D.
245 0 _aPlastic ka Satya
260 _c2019
_aJodhpur
_bSci. Pub.
300 _a150
942 _2ddc
_cBK
999 _c39215
_d39215