Crain, S., & Thornton, R. (1999). Investigations in universal grammar: A guide to experiments on the acquisition of syntax and semantics (2a. ed.). Cambridge: Massachusetts Institute of Technology.
Chicago Style CitationCrain, Stephen, and Rosalind Thornton. Investigations in Universal Grammar: A Guide to Experiments On the Acquisition of Syntax and Semantics. 2a. ed. Cambridge: Massachusetts Institute of Technology, 1999.
MLA CitationCrain, Stephen, and Rosalind Thornton. Investigations in Universal Grammar: A Guide to Experiments On the Acquisition of Syntax and Semantics. 2a. ed. Cambridge: Massachusetts Institute of Technology, 1999.
Warning: These citations may not always be 100% accurate.