00281nam a2200097Ia 4500008004100000082002000041100001700061245006400078260002800142300001300170251203b        |||||||| |||| 00| 0 eng d  a519.7bSc425.CP  aScott, A. J.  aCombinatorial programming, spatial analysis and planningb/  aLondon:bMethuen,c1971  ax, 204p.