ALEXANDER, L. (1997). First things first: Suplementary written exercises. Kanisius.
Chicago Style (17th ed.) CitationALEXANDER, L.G. First Things First: Suplementary Written Exercises. Yogyakarta: Kanisius, 1997.
MLA引文ALEXANDER, L.G. First Things First: Suplementary Written Exercises. Kanisius, 1997.
警告:這些引文格式不一定是100%准確.