000 00309nam a2200109Ia 4500
008 220120s9999||||xx |||||||||||||| ||und||
100 _aDas, Annapurna Das, Sisir, K
_91197
245 0 _aMicrowave engineering
260 _aTata mc graw hill
_bNew Delhi
_c2006
300 _a1012p.
_b0
650 _aCOMPUTER SCIENCE
999 _c132355
_d132355