000			00281nam a2200121Ia 4500
100			_aPeriodical
942			_cBK
245			_aEconomic geography, vol. 57, nos.1-4, 1981
260			_aWorcester _bClark Univ. _c1981
082			_a330.905 _bE.G.
300			_a383
546			_aEnglish
999			_c329058 _d329058
041			_aeng