APA

European Conference of Ministers of Transport, ECMT, . (1988). Investment in transport infrastructure in ECMT countries. Paris: European Conference of Ministers of Transport.

Chicago

European Conference of Ministers of Transport, ECMT, . 1988. Investment in transport infrastructure in ECMT countries. Paris: European Conference of Ministers of Transport.

Harvard

European Conference of Ministers of Transport, ECMT, . (1988). Investment in transport infrastructure in ECMT countries. Paris: European Conference of Ministers of Transport.

MLA

European Conference of Ministers of Transport, ECMT, . Investment in transport infrastructure in ECMT countries. Paris: European Conference of Ministers of Transport. 1988.