Kerstens, J. (1993). The syntax of number, person and gender: A theory of phi-features. Mouton De Gruyter.
芝加哥风格引文Kerstens, Johan. The Syntax of Number, Person and Gender: A Theory of Phi-features. Berlin ; New York: Mouton De Gruyter, 1993.
MLA引文Kerstens, Johan. The Syntax of Number, Person and Gender: A Theory of Phi-features. Mouton De Gruyter, 1993.
警告：这些引文格式不一定是100％准确.