APA

Darlington J., . (1970). Evaluation and application study of the General Motors Corporation rapid travel profilometer. Lansing, Mich: Michigan. Department of State Highways. RR nr R-731.

Chicago

Darlington JR, . 1970. Evaluation and application study of the General Motors Corporation rapid travel profilometer. Lansing, Mich: Michigan. Department of State Highways. RR nr R-731.

Harvard

Darlington J., . (1970). Evaluation and application study of the General Motors Corporation rapid travel profilometer. Lansing, Mich: Michigan. Department of State Highways. RR nr R-731.

MLA

Darlington JR, . Evaluation and application study of the General Motors Corporation rapid travel profilometer. Lansing, Mich: Michigan. Department of State Highways. RR nr R-731. 1970.