APA aipamena

Petőfi, J. S. (1978). Logic and the formal theory of natural language. Papiere zur Textlinguistik 10.

Chicago Style aipamena

Petőfi, János Sándor. "Logic and the Formal Theory of Natural Language." Papiere Zur Textlinguistik 10 1978.

MLA aipamena

Petőfi, János Sándor. "Logic and the Formal Theory of Natural Language." Papiere Zur Textlinguistik 10 1978.

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