00355nam a2200097Ia 4500008004100000082002100041100001700062245010600079260004300185300002900228251203b        |||||||| |||| 00| 0 eng d  a309.133bB789.BA  aBoyce, R. R.  aBases of economic geographyb; an essay on the spatial characteristics of man's economic activities /  aNew York:bRinehart and Winston,c1974  axvi, 358 p. Bibl. Index.