Lua APA (7ú heag.)
Sowa, J. F. (2000). Knowledge representation: Logical, philosophical and computational foundations. Vikas Pub.
Lua i Stíl Chicago (17ú heag.)
Sowa, John F. Knowledge Representation: Logical, Philosophical and Computational Foundations. New Delhi: Vikas Pub, 2000.
Lua MLA (9ú heag.)
Sowa, John F. Knowledge Representation: Logical, Philosophical and Computational Foundations. Vikas Pub, 2000.
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