APA

Dudek C., Dutt A., Messer C. & Ritch G. (1974). Study of detector reliability for a safety warning system on the Gulf freeway. College Station, TX: Texas Transportation Institute. RR nr 165-7.

Chicago

Dudek CL, Dutt A, Messer CJ and Ritch GP. 1974. Study of detector reliability for a safety warning system on the Gulf freeway. College Station, TX: Texas Transportation Institute. RR nr 165-7.

Harvard

Dudek C., Dutt A., Messer C. and Ritch G. (1974). Study of detector reliability for a safety warning system on the Gulf freeway. College Station, TX: Texas Transportation Institute. RR nr 165-7.

MLA

Dudek CL, Dutt A, Messer CJ and Ritch GP. Study of detector reliability for a safety warning system on the Gulf freeway. College Station, TX: Texas Transportation Institute. RR nr 165-7. 1974.