Burton, Samuel Holroyd
Mastering english language
Macmillan, 1992
 Buku Teks SO
Samsiah Abdul Hamid
Mastering English for employment
Cengage Learning, 2012
 Buku Teks SO
Smith, B.T. Knight
Idiomatic English of the present day: in practical dialogue form for the use of foreign students
J.M. Dent & Sons, 1948
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Imanuel Manginsela Rustijono
Idiomatic expressions
Swada , 1970
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Taylor, Grant
Mastering American English exercises for intermediate and advanced students/ Grant Taylor
Saxon Press, 1956
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