000
00277nam a2200097Ia 4500
008
151021s9999 xx 000 0 und d
245
4
_a
Economic of cow dung gas plants : Report
260
_b
Indian council of agricultural research
_a
New Delhi
300
p
_a
64p.
942
_c
AD
_2
udc
999
_c
28080
_d
28080