APA (7th ed.) Citation

Gupta, U. G. (1991). Validating and verifying knowledge-based systems. IEEE Computer Society Press.

Chicago Style (17th ed.) Citation

Gupta, Uma G. Validating and Verifying Knowledge-based Systems. Los Alamitas, Calif.: IEEE Computer Society Press, 1991.

MLA (8th ed.) Citation

Gupta, Uma G. Validating and Verifying Knowledge-based Systems. IEEE Computer Society Press, 1991.