Berry, d., & Hart, A. (1990). Expert Systems: Human issues. Chapman and hall.
Lua i Stíl Chicago (17ú heag.)Berry, dianne, agus Anna Hart. Expert Systems: Human Issues. New york: Chapman and hall, 1990.
Lua MLA (9ú heag.)Berry, dianne, agus Anna Hart. Expert Systems: Human Issues. Chapman and hall, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.