APA (7th ed.) Citation

Hays, D. G. (1969). Linguistic foundations for a theory of content analysis.

Chicago Style (17th ed.) Citation

Hays, David G. Linguistic Foundations for a Theory of Content Analysis. 1969.

MLA (9th ed.) Citation

Hays, David G. Linguistic Foundations for a Theory of Content Analysis. 1969.

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