000 00275nam a2200097Ia 4500
008 130123s9999 xx 000 0 und d
082 _a LEW
100 _aLewis, W. Arthur.
245 _aThe Principles of Economic Planning. 3 rd. ed.
260 _aLondon
_bUnwin Univ. Book.
_c1969
999 _c83874
_d83874