Langacker, R. W. (1973). Language and its structure: Some fundamental linguistic concepts (2d ed.). New York: Harcourt Brace Jovanovich.
Παραπομπή Chicago StyleLangacker, Ronald W. Language and Its Structure: Some Fundamental Linguistic Concepts. 2d ed. New York: Harcourt Brace Jovanovich, 1973.
Παραπομπή MLALangacker, Ronald W. Language and Its Structure: Some Fundamental Linguistic Concepts. 2d ed. New York: Harcourt Brace Jovanovich, 1973.
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