Cita APA (7th ed.)

Liebowitz, J., & De Salvo, D. A. (1989). Structuring expert systems: Domain, design, and development. Yourdon Press.

Cita Chicago (17th ed.)

Liebowitz, Jay, i Daniel A. De Salvo. Structuring Expert Systems: Domain, Design, and Development. Englewood Cliffs, N.J.: Yourdon Press, 1989.

Cita MLA (8th ed.)

Liebowitz, Jay, i Daniel A. De Salvo. Structuring Expert Systems: Domain, Design, and Development. Yourdon Press, 1989.