Portland Cement Association. (1935). Concrete highways and public improvements. Portland Cement Association.
Chicago Style (17th ed.) CitationPortland Cement Association. Concrete Highways and Public Improvements. Chicago: Portland Cement Association, 1935.
MLA (9th ed.) CitationPortland Cement Association. Concrete Highways and Public Improvements. Portland Cement Association, 1935.
Warning: These citations may not always be 100% accurate.