HILL, J., & HURST, R. (1989). Grammar and practice. LTP and LPPPB UT.
芝加哥风格引文HILL, Jimmie, 与 Rosalyn HURST. Grammar and Practice. United Kingdom;Jakarta: LTP and LPPPB UT, 1989.
MLA引文HILL, Jimmie, 与 Rosalyn HURST. Grammar and Practice. LTP and LPPPB UT, 1989.
警告：这些引文格式不一定是100％准确.