APA (7th ed.) Citation

Salton, G., Fox, E. A., & Voorhees, E. (1983). A comparison of two methods for Boolean query relevance feedback.

Chicago Style (17th ed.) Citation

Salton, Gerard, Edward Alan Fox, and Ellen Voorhees. A Comparison of Two Methods for Boolean Query Relevance Feedback. Ithaca, New York, 1983.

MLA (9th ed.) Citation

Salton, Gerard, et al. A Comparison of Two Methods for Boolean Query Relevance Feedback. 1983.