United States. Bureau of the Census. (1979). 1977 census of construction industries: Industry series, general contractors--single-family houses, SIC 1521. Dept. of Commerce, Bureau of the Census.
Chicago Style (17th ed.) CitationUnited States. Bureau of the Census. 1977 Census of Construction Industries: Industry Series, General Contractors--single-family Houses, SIC 1521. Washington: Dept. of Commerce, Bureau of the Census, 1979.
MLA (9th ed.) CitationUnited States. Bureau of the Census. 1977 Census of Construction Industries: Industry Series, General Contractors--single-family Houses, SIC 1521. Dept. of Commerce, Bureau of the Census, 1979.
Warning: These citations may not always be 100% accurate.