000 00320nam a2200121Ia 4500
008 220201s1995 xx 000 0 eng d
082 _a331.715
_bYAD
100 _aYadav,Reference .L.S.
245 0 _aDevelopment of challenges of the 21st century
260 _bSomaiya Pub.
_aBombay
_c1995
300 _a144p.
942 _2ddc
999 _c8738
_d8738