APA

Darben D., Steel W., . (1981). Development of the national highway system in the Northern Territory. : Road Engineering Association of Asia and Australasia. 3rd conference, Taipei, April 1981.

Chicago

Darben DF, Steel W, . 1981. Development of the national highway system in the Northern Territory. : Road Engineering Association of Asia and Australasia. 3rd conference, Taipei, April 1981.

Harvard

Darben D., Steel W., . (1981). Development of the national highway system in the Northern Territory. : Road Engineering Association of Asia and Australasia. 3rd conference, Taipei, April 1981.

MLA

Darben DF, Steel W, . Development of the national highway system in the Northern Territory. : Road Engineering Association of Asia and Australasia. 3rd conference, Taipei, April 1981. 1981.