APA
Technical Recommendations for Highways, THR 5:1987 & [Committee of State Road Authorities]. (1987). Statistical concepts of quality assurance and their application in road construction. Pretoria: Technical Recommendations for Highways.
Chicago
Technical Recommendations for Highways, THR 5:1987 and [Committee of State Road Authorities]. 1987. Statistical concepts of quality assurance and their application in road construction. Pretoria: Technical Recommendations for Highways.
Harvard
Technical Recommendations for Highways, THR 5:1987 and [Committee of State Road Authorities]. (1987). Statistical concepts of quality assurance and their application in road construction. Pretoria: Technical Recommendations for Highways.
MLA
Technical Recommendations for Highways, THR 5:1987 and [Committee of State Road Authorities]. Statistical concepts of quality assurance and their application in road construction. Pretoria: Technical Recommendations for Highways. 1987.