Cita APA (7th ed.)

Liebowitz, J. (1990). Expert systems for business and management. Yourdon Press.

Cita Chicago (17th ed.)

Liebowitz, Jay. Expert Systems for Business and Management. Englewood Cliffs, N.J: Yourdon Press, 1990.

Cita MLA (9th ed.)

Liebowitz, Jay. Expert Systems for Business and Management. Yourdon Press, 1990.