International Economic Association., Conference on Urbanisation and Environment,, Rothenberg, J., & Heggie, I. G. (1974). Transport and the Urban environment: Proceedings of a conference held by the International Economic Association at Lyngby, Denmark. London: Macmillan.
Παραπομπή Chicago StyleInternational Economic Association., Conference on Urbanisation and Environment, Jerome Rothenberg, and Ian Graeme Heggie. Transport and the Urban Environment: Proceedings of a Conference Held By the International Economic Association At Lyngby, Denmark. London: Macmillan, 1974.
Παραπομπή MLAInternational Economic Association., Conference on Urbanisation and Environment, Jerome Rothenberg, and Ian Graeme Heggie. Transport and the Urban Environment: Proceedings of a Conference Held By the International Economic Association At Lyngby, Denmark. London: Macmillan, 1974.