Chomsky & Lasnik 1993

Chomsky, Noam A. & Lasnik, H. 1993. The theory of principles and parameters. In Syntax: an international handbook of contemporary research. von Stechow, J. Jacobs A., Sternefeld, W. & Vennemann, T. (eds.). Berlin: De Gruyter. Reprinted in: The minimalist program, ch.1. Chomsky 1995, 13-127. Cambridge MA: MIT Press