000
00263nam a2200109Ia 4500
008
201201s9999 xx 000 0 und d
082
_a
620.1
100
_a
BAJPAI, S.S.
245
0
_a
POLYTECHING MECHANICS
260
_b
LUCKNOW, BAJPAI BROTHERS
_c
1967
942
_c
OB
999
_c
17069
_d
17069