000 00303nam a2200133Ia 4500
008 160710s1986 xx 000 0 und d
082 _a620.004 GIL
100 _aGILL, P S
245 _aT B OF AGEOMETRICA DRAQWING
250 _a3rd
260 _bB P KATARIA
_c1986
300 _a521
942 _2ddc
_cB
999 _c46726
_d46726