Aoun, J., & Li, Y. A. (2003). Essays on the representational and derivational nature of grammar: The diversity of Wh-constructions. MIT Press.

Aoun, Joseph, and Yen-hui Audrey Li. Essays on the Representational and Derivational Nature of Grammar: The Diversity of Wh-constructions. Cambridge, Mass.: MIT Press, 2003.

Aoun, Joseph, and Yen-hui Audrey Li. Essays on the Representational and Derivational Nature of Grammar: The Diversity of Wh-constructions. MIT Press, 2003.