WIDARSO, W. (1989). Bahasa Inggris: Dialek, ragam, jargon, slang, blends,clipped words. Kanisius.
Chicago Style (17. basım) AtıfWIDARSO, Wishnubroto. Bahasa Inggris: Dialek, Ragam, Jargon, Slang, Blends,clipped Words. Yogyakarta: Kanisius, 1989.
MLA (9th ed.) AtıfWIDARSO, Wishnubroto. Bahasa Inggris: Dialek, Ragam, Jargon, Slang, Blends,clipped Words. Kanisius, 1989.
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