000
00245nam a2200109Ia 4500
008
220201s1997 xx 000 0 eng d
100
_a
SARAO, A.S.
245
0
_a
THERMAL
260
_a
DELHI
_b
SATYA PRAKASHAN
_c
1997
300
_a
455
942
_2
ddc
999
_c
67310
_d
67310