000 00323nam a2200145Ia 4500
008 220926s9999 xx 000 0 und d
100 _aA.S.Natarajan
245 0 _aTopical Essays
250 _a3rd Ed
260 _aChennai
260 _bBalaji Publiations
260 _c1991
650 _aTopical Essays
942 _cREF
999 _c15033
_d15033