000 00318nam a2200133Ia 4500
008 230118s9999||||xx |||||||||||||| ||und||
082 _a514
082 _bGUP/T
100 _aDR.B.D
_bGUPTA
245 0 _aTOPOLOGY ( WITH COMPLETE METRIC -ANALYSIS)
260 _aMEERUT
260 _bKEDAR NATH RAM NATH
260 _c1971
999 _c6307
_d6307