APA (7th ed.) Citation

Não informado. (1971). Concrete abstracts. American Concrete Institute.

Chicago Style (17th ed.) Citation

Não informado. Concrete Abstracts. Detroit, Mich: American Concrete Institute, 1971.

MLA (8th ed.) Citation

Não informado. Concrete Abstracts. American Concrete Institute, 1971.

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