APA

Western Australian Department of Transport, . (1989). Current research. 14th Australasian transport research forum, Perth 20-22 September 1989. Papers vol 1-2. Nedlands: Western Australian Department of Transport.

Chicago

Western Australian Department of Transport, . 1989. Current research. 14th Australasian transport research forum, Perth 20-22 September 1989. Papers vol 1-2. Nedlands: Western Australian Department of Transport.

Harvard

Western Australian Department of Transport, . (1989). Current research. 14th Australasian transport research forum, Perth 20-22 September 1989. Papers vol 1-2. Nedlands: Western Australian Department of Transport.

MLA

Western Australian Department of Transport, . Current research. 14th Australasian transport research forum, Perth 20-22 September 1989. Papers vol 1-2. Nedlands: Western Australian Department of Transport. 1989.