APA (7th ed.) Citation

United States. Bureau of the Census. (1970). 1967 census of construction industries: Puerto Rico.

Chicago Style (17th ed.) Citation

United States. Bureau of the Census. 1967 Census of Construction Industries: Puerto Rico. 1970.

MLA (9th ed.) Citation

United States. Bureau of the Census. 1967 Census of Construction Industries: Puerto Rico. 1970.

Warning: These citations may not always be 100% accurate.