APA ציטוט

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

Chicago Style Citation

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

ציטוט MLA

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