Regional Science Association.British Section & Cripps, E. L. (1975). Regional science-new concepts and old problems. Pion.
Chicago-viite (17. p.)Regional Science Association.British Section ja E. L. Cripps. Regional Science-new Concepts and Old Problems. London: Pion, 1975.
MLA-viite (9. p.)Regional Science Association.British Section ja E. L. Cripps. Regional Science-new Concepts and Old Problems. Pion, 1975.
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