APA (7th ed.) Citation

Copperud, R. H. (1980). American usage and style, the consensus. Van Nostrand Reinhold.

Chicago Style (17th ed.) Citation

Copperud, Roy H. American Usage and Style, the Consensus. New York: Van Nostrand Reinhold, 1980.

MLA (9th ed.) Citation

Copperud, Roy H. American Usage and Style, the Consensus. Van Nostrand Reinhold, 1980.

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