000
02952nam a2200649Ia 45e0
008
180816s2018 xx 000 0 und d
082
_a
621.042
100
_a
Rai, G.d
245
0
_a
Non - Conventional Energy Sources
250
_a
4th
260
_b
Khanna, N D
942
_2
ddc
_c
BB
999
_c
3669
_d
3669