000
00254nam a2200121Ia 4500
100
_a
Whitten
020
_a
0-07-049944-6
365
_c
RS
365
_d
1
942
_c
CD
245
_a
Systems Analysis Design Methods
260
_b
McGraw-Hill
_c
2006
_a
New Delhi
999
_c
358
_d
358