Langacker, R. W. (1991). Concept, image, and symbol: The cognitive basis of grammar. Mouton de Gruyter.
Chicago-čujuhus (17. p.)Langacker, Ronald W. Concept, Image, and Symbol: The Cognitive Basis of Grammar. Berlin ; New York: Mouton de Gruyter, 1991.
MLA-čujuhus (9. p.)Langacker, Ronald W. Concept, Image, and Symbol: The Cognitive Basis of Grammar. Mouton de Gruyter, 1991.
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