Hornstein, N. (1990). As time goes by: Tense and universal grammar. MIT Press.
芝加哥风格引文Hornstein, Norbert. As Time Goes by: Tense and Universal Grammar. Cambridge, Mass.: MIT Press, 1990.
MLA引文Hornstein, Norbert. As Time Goes by: Tense and Universal Grammar. MIT Press, 1990.
警告：这些引文格式不一定是100％准确.