APA (7th ed.) Citation

Steels, L. (1987). The deepening of expert systems. Vrije Universiteit Brussel.

Chicago Style (17th ed.) Citation

Steels, Luc. The Deepening of Expert Systems. Brussels: Vrije Universiteit Brussel, 1987.

MLA (8th ed.) Citation

Steels, Luc. The Deepening of Expert Systems. Vrije Universiteit Brussel, 1987.