APA

Ministerio dos Transportes. Empresa Brasilieira de Planejamento de Transportes. Quarterly progress report nr 3, . (1977). Research on the interrelationships between costs of highway construction, maintenance and utilization. Brasilia: Ministerio dos Transportes. Empresa Brasilieira de Planejamento de Transportes. Quarterly progress report nr 3.

Chicago

Ministerio dos Transportes. Empresa Brasilieira de Planejamento de Transportes. Quarterly progress report nr 3, . 1977. Research on the interrelationships between costs of highway construction, maintenance and utilization. Brasilia: Ministerio dos Transportes. Empresa Brasilieira de Planejamento de Transportes. Quarterly progress report nr 3.

Harvard

Ministerio dos Transportes. Empresa Brasilieira de Planejamento de Transportes. Quarterly progress report nr 3, . (1977). Research on the interrelationships between costs of highway construction, maintenance and utilization. Brasilia: Ministerio dos Transportes. Empresa Brasilieira de Planejamento de Transportes. Quarterly progress report nr 3.

MLA

Ministerio dos Transportes. Empresa Brasilieira de Planejamento de Transportes. Quarterly progress report nr 3, . Research on the interrelationships between costs of highway construction, maintenance and utilization. Brasilia: Ministerio dos Transportes. Empresa Brasilieira de Planejamento de Transportes. Quarterly progress report nr 3. 1977.