000
00251nam a22001217a 4500
020
_a
9788126543205
082
_a
540.1
245
_a
Engineering Chemistry
260
_a
New Delhi
_b
Willy
_c
2014
300
_a
1026
650
_a
Chemistry
942
_c
BK
999
_c
6762
_d
6762