Friedman-Hill, E. (2003). Jess in action: Rule-based systems in Java. Manning Publications Co.
Cita Chicago (17th ed.)Friedman-Hill, Ernest. Jess in Action: Rule-based Systems in Java. Greenwich, CT: Manning Publications Co, 2003.
Cita MLA (9th ed.)Friedman-Hill, Ernest. Jess in Action: Rule-based Systems in Java. Manning Publications Co, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.