Não informado. (1999). User modeling and user adapted interaction. Kluwer Academic Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. User Modeling and User Adapted Interaction. Dordrecht, Holanda: Kluwer Academic Publishers, 1999.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. User Modeling and User Adapted Interaction. Kluwer Academic Publishers, 1999.
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