000 00314nam a2200133Ia 4500
008 190216s9999||||xx |||||||||||||| ||und||
100 _a"Kochumman.C, K. M Mathew, K.J. Ummar"
245 0 _aPragathakalanam
250 _a1st Ed.
260 _bNull
_c1974
300 _a468
650 _aMathematics
942 _cBK
999 _c30734
_d30734