000
00233nam a22000857a 4500
008
160816b xxu||||| |||| 00| 0 eng d
100
_9
144
_a
Chugh R.K
245
_a
Digitech-IX foundation of IT
260
_a
New Delhi
_b
G.Ram publication
_c
2013
999
_c
2799
_d
2799