000 00279nam a2200097Ia 4500
008 190719s9999 xx 000 0 und d
100 _aAshok Kumar Sharma
245 0 _aVishav prasiddh bhavishyavanniyan aur unke bhavishyaveta
260 _aNew Delhi
_bPustak Mahal
_c1993
942 _cBK
999 _c8756
_d8756