000
00282nam a2200121Ia 4500
008
220201s2008 xx 000 0 eng d
082
_a
500-RAT
100
_a
Rattan, Sunita
245
0
_a
Engineering Chemistry
260
_a
New Delhi
_b
Kotaria
_c
2008
300
_a
890
942
_2
ddc
999
_c
64823
_d
64823