000 00300nam a2200121Ia 4500
008 220201s1969 xx 000 0 eng d
082 _a526.9
_bWIL
100 _aWilles, Arther J & Wills, Christopher J
245 0 _aElements of quantiity surveying
260 _c1969
300 _a254
942 _2ddc
999 _c75029
_d75029