APA

Transportation Research Record 2108, . (2009). Maintenance and management of the infrastructure. Washington DC: Transportation Research Record 2108.

Chicago

Transportation Research Record 2108, . 2009. Maintenance and management of the infrastructure. Washington DC: Transportation Research Record 2108.

Harvard

Transportation Research Record 2108, . (2009). Maintenance and management of the infrastructure. Washington DC: Transportation Research Record 2108.

MLA

Transportation Research Record 2108, . Maintenance and management of the infrastructure. Washington DC: Transportation Research Record 2108. 2009.