000 00263nam a2200109Ia 4500
008 220201s1987 xx 000 0 eng d
082 _a6.6
_bKAL
100 _aKalley
245 0 _aTheory & problem of computer graphics
260 _aDelhi
_bTMH
_c1987
942 _2ddc
999 _c36351
_d36351