Cita APA (7th ed.)

Darlington Keith. (2011). The Essence of Expert Systems: Essence of computing. Dorling kindersely pvt ltd.

Cita Chicago (17th ed.)

Darlington Keith. The Essence of Expert Systems: Essence of Computing. U.P.: Dorling kindersely pvt ltd, 2011.

Cita MLA (9th ed.)

Darlington Keith. The Essence of Expert Systems: Essence of Computing. Dorling kindersely pvt ltd, 2011.