Levelt, W. J. M. (1974). Formal grammars in linguistics and psycholinguistics. Mouton.
Chicago Style (17th ed.) CitationLevelt, Willem J. M. Formal Grammars in Linguistics and Psycholinguistics. The Hague [u.a.]: Mouton, 1974.
MLA (9th ed.) CitationLevelt, Willem J. M. Formal Grammars in Linguistics and Psycholinguistics. Mouton, 1974.
Warning: These citations may not always be 100% accurate.