Seminar on Metropolitan Planning Ditchley Park, Eng, Ditchley Foundation, Town and Country Planning Association (Great Britain), & Senior, D. (1966). The regional city: An Anglo-American discussion of Metropolitan planning. Longmans.
Chicago-viite (17. p.)Seminar on Metropolitan Planning Ditchley Park, Eng, Ditchley Foundation, Town and Country Planning Association (Great Britain), ja Derek Senior. The Regional City: An Anglo-American Discussion of Metropolitan Planning. London: Longmans, 1966.
MLA-viite (8. p.)Seminar on Metropolitan Planning Ditchley Park, Eng, et al. The Regional City: An Anglo-American Discussion of Metropolitan Planning. Longmans, 1966.
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