1.Mead, M. "The Kind of City We Want." Ekistics 35 (1973).
我们城市〉见《小区与区域计划学》35(1973).
2., the harlem renaissance remembered (new york: dodd, mead & company, 1972), p.157.
转引自mae gwendolyn henderson, “portrait of wallace thurman”, in arna bontemps, ed.
3.From some field investigations (like Lake Constance and Lake Mead), the shape of a delta is not a Gilbert delta.Slope evolution between foreset and bottomset is not sharp but smooth.