Furness, Edna L.
Spelling for the millions
Appleton Century , 1964
 Buku Teks
Carney, Edward, translator
English spelling/ Edward Carney
Routledge,, 1997
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Landmarks guide book accompany
Niles Christensen [and others]
Illinois Scott, Foresman , 1984
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Mudd, Norma
Effective spelling : a practical guide for teachers / Norma Mudd
Hodder & Stoughton Educational , 1998
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Drake, Henry Burgess
An Approach to English literature for students abroad Book I-Book III
Oxford University, 1957
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