WIDARSO, W. (1989). Bahasa Inggris: Dialek, ragam, jargon, slang, blends,clipped words. Kanisius.
Dyfyniad Arddull ChicagoWIDARSO, Wishnubroto. Bahasa Inggris: Dialek, Ragam, Jargon, Slang, Blends,clipped Words. Yogyakarta: Kanisius, 1989.
Dyfyniad MLAWIDARSO, Wishnubroto. Bahasa Inggris: Dialek, Ragam, Jargon, Slang, Blends,clipped Words. Kanisius, 1989.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.