00540nam a2200121Ia 4500008004100000082002400041100010100065245010800166260003700274300001900311440005700330700003100387250818b        |||||||| |||| 00| 0 eng d  a309.250184bC748.SI  aConference on "Spatial interaction theory and planning models", Bastad, Sweden, Aug. 29-31, 1977  aSpatial interaction theory and planning modelsb: proceedings of an international research conference /  aAmsterdam:bNorth-Holland,c1978  ax, 388p. Index  aStudies in Regional Science and Urban Economicsvv.3  aKarlquist, Anderseeditor.