000 00267nam a2200109Ia 4500
008 160710s1905 xx 000 0 und d
100 _aGUPTA, ABHISHEK & OTHERS
245 _aDESIGN AND IMPLEMENTATION OF ECHO ...
260 _c1905
300 _a58
942 _2ddc
_cTD
999 _c78185
_d78185