000 00323nam a2200157Ia 4500
082 _a338.9
_bL488.PS
100 _aLefeber, Louis
245 _aPlanning in a surplus labour economy
_b
260 _c1968
300 _app. 343-73
500 _a
690 _a
700 _a
964 _a
_b
_c
_d
_e
_f
_g
921 _a18006
999 _c18006
_d18006