000
00255nam a2200109Ia 4500
008
220201s2008 xx 000 0 eng d
100
_a
Goyal, R.N.
245
0
_a
Engneering Chemistry
260
_a
New Delhi
_b
Ane Book
_c
2008
300
_a
373
942
_2
ddc
999
_c
66246
_d
66246