APA (7th ed.) Citation

Coombs, C. H. (1964). A theory of data. Wiley.

Chicago Style (17th ed.) Citation

Coombs, Clyde H. A Theory of Data. New York: Wiley, 1964.

MLA (8th ed.) Citation

Coombs, Clyde H. A Theory of Data. Wiley, 1964.

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