000 00338nam a2200133Ia 4500
008 220201s1971 xx 000 0 eng d
041 _aENG
100 _aSETH, M L
245 0 _aTHEORY AND PRACTICE OF ECONOMIC PLANNING
250 _a5TH
260 _aLONDON
_bTHAMES AND HUDSON PUBLISHING COMPANY
_c1971
300 _a668
942 _2ddc
999 _c45089
_d45089