000 00340nam a2200145Ia 4500
003 LDD
040 _cLDD
082 _a300.1 D834D
100 _aDrop, Yehezkel
245 0 _aDesign for policy sciences
_cYehezkel Drop
260 _aNew York
_bAmerican elsevier
_c1971
300 _aix, 156p.
903 _bGifted by : insa
942 _2ddc
_cG
999 _c11131
_d11131