On rational ground :

Additional authors: John F. Thomas. Series: ( Developments in landscap management and urban planning : . 4). Published by : Elsevier Scientific Pub., (Amsterdam :) Physical details: xxxviii, 362p. ills, photos, graphs. Subject(s): Land use -- planning -- mathematics models. | Watershed managements -- planning -- mathematical models. | System analysis Year: 1982 Reviews from LibraryThing.com: