Lua APA (7ú heag.)

Klahr, P., & Waterman, D. A. (1986). Expert systems: Techniques, tools and applications. Addison-Wesley.

Lua i Stíl Chicago (17ú heag.)

Klahr, Philip, agus Donald Arthur Waterman. Expert Systems: Techniques, Tools and Applications. Reading: Addison-Wesley, 1986.

Lua MLA (9ú heag.)

Klahr, Philip, agus Donald Arthur Waterman. Expert Systems: Techniques, Tools and Applications. Addison-Wesley, 1986.

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