000
nam a22 7a 4500
999
_c
15393
_d
15393
020
_a
9789387979932
082
_a
621.042
_b
HEG
100
_a
HEGDE R.K
245
_a
ENERGY ENGINEERING
250
_a
1ST
260
_a
BANGALURU
_b
SAPNA BOOK HOUSE
_c
2018
300
_a
363+VIII
_b
P.B
942
_c
GEN_BK