000 00314nam a2200121 4500
245 _aMaking it cloud nine
_cby Bal Phondke
100 _aPhondke, Bal
260 _aNew Delhi
_bWiley Eastern
_cc1993
300 _aix,125p.; 22cm.
020 _a8172360797
082 _a507
_bPHO
650 _aScience--Study and teaching
999 _c69488
_d69488