000 00405nam a2200169Ia 4500
008 230917s9999||||xx |||||||||||||| ||und||
020 _cRS450
040 _e32644
_aMAIN
041 _aEnglish
082 _a910.13637 S94P
100 _aSavinder Singh
245 0 _aParyavaran bhoogol
250 _a2nd ed.
260 _aAllahabad
_bPrayag Pustak Bhawan
_c1996
300 _aviii, 516 p.
942 _cBK
999 _c90122
_d90122