000
00271nam a2200109Ia 4500
008
220201s2001 xx 000 0 eng d
100
_a
UPADHYAY A K
245
0
_a
TRANSPORATATION ENGINEERING
260
_a
DELHI
_b
S K KATARIA AND SONS
_c
2001
300
_a
245
942
_2
ddc
999
_c
92452
_d
92452