APA (7th ed.) Citation

O'Hara, R. A. (1991). Guide to highway law for architects, engineers, surveyors, and contractors. E & FN Spon.

Chicago Style (17th ed.) Citation

O'Hara, Robert A. Guide to Highway Law for Architects, Engineers, Surveyors, and Contractors. London ; New York: E & FN Spon, 1991.

MLA (8th ed.) Citation

O'Hara, Robert A. Guide to Highway Law for Architects, Engineers, Surveyors, and Contractors. E & FN Spon, 1991.