000
00294nam a2200121Ia 4500
008
220201s2005 xx 000 0 eng d
100
_a
Gupta, M.C.
245
0
_a
Text book of preventive and social medicine
250
_a
3
260
_a
New Delhi
_b
Jaypee
_c
2005
300
_a
646
942
_2
ddc
999
_c
63975
_d
63975