7(U. S. A) Melanie Simo. 100 Years of Landscape Architecture: Some Pattern of a Century [M]. Washington D. C. : ASLA Press, 1999.
8McHarg I. Design with nature . Natural History Press,New York: 1969.
9McHarg I. Human ecological planning at Pennsylvania. Landscape Pla.
10McHarg I. Ecological planning: The planner as catalyst, In:R. W. Burchell and G. Sternlieb (Eds), Planning Theories in the 1980's. Rutgers University, NJ:1978.