000 00258nam a2200109Ia 4500
008 220201s1984 xx 000 0 eng d
100 _aClocksin, W.f.
245 0 _aProgramming in Prology
260 _aNew Delhi
_bNarosa
_c1984
300 _a281
942 _2ddc
999 _c66449
_d66449