ALEXANDER, L. (1986). First things first students' book: An integratedcourse for beginners. Kanisius.
芝加哥风格引文ALEXANDER, L.G. First Things First Students' Book: An Integratedcourse for Beginners. Yogyakarta: Kanisius, 1986.
MLA引文ALEXANDER, L.G. First Things First Students' Book: An Integratedcourse for Beginners. Kanisius, 1986.
警告：这些引文格式不一定是100％准确.