European Conference of Ministers of Transport & Organisation for Economic Co-operation and Development Contributor. (1991). Resolutions of the council of ministers of transport and reports approved in 1990: Activities of the conference, 37th annual report, 1990. European Conference of Ministers of Transport.
Cita Chicago Style (17a ed.)European Conference of Ministers of Transport y Organisation for Economic Co-operation and Development Contributor. Resolutions of the Council of Ministers of Transport and Reports Approved in 1990: Activities of the Conference, 37th Annual Report, 1990. [Place of publication not identified]: European Conference of Ministers of Transport, 1991.
Cita MLA (9a ed.)European Conference of Ministers of Transport y Organisation for Economic Co-operation and Development Contributor. Resolutions of the Council of Ministers of Transport and Reports Approved in 1990: Activities of the Conference, 37th Annual Report, 1990. European Conference of Ministers of Transport, 1991.
