HILL, J., & HURST, R. (1989). Grammar and practice. LTP and LPPPB UT.
Chicago Style (17. basım) AtıfHILL, Jimmie, ve Rosalyn HURST. Grammar and Practice. United Kingdom;Jakarta: LTP and LPPPB UT, 1989.
MLA (9th ed.) AtıfHILL, Jimmie, ve Rosalyn HURST. Grammar and Practice. LTP and LPPPB UT, 1989.
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