Hewson, J., & Bubeník, V. (1997). Tense and aspect in Indo-European languages: Theory, typology, diachrony. J. Benjamins.
芝加哥风格引文Hewson, John, 与 Vít Bubeník. Tense and Aspect in Indo-European Languages: Theory, Typology, Diachrony. Amsterdam ; Philadelphia: J. Benjamins, 1997.
MLA引文Hewson, John, 与 Vít Bubeník. Tense and Aspect in Indo-European Languages: Theory, Typology, Diachrony. J. Benjamins, 1997.
警告：这些引文格式不一定是100％准确.