Poole, G. (2011). Syntactic theory (2nd ed.). Palgrave Macmillan.
Lua i Stíl Chicago (17ú heag.)Poole, Geoffrey. Syntactic Theory. 2nd ed. Hampshire, Eng: Palgrave Macmillan, 2011.
Lua MLA (9ú heag.)Poole, Geoffrey. Syntactic Theory. 2nd ed. Palgrave Macmillan, 2011.
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