000 00290nam a2200121Ia 4500
008 160710s1969 xx 000 0 und d
082 _a625.7 SEH
100 _aSEHGAL,S.B.
245 _aHIGHWAY ENGINEERING AND AIRPORS
260 _bS. CHAND & CO.
_c1969
300 _a544
942 _2ddc
_cB
999 _c34051
_d34051