Lee, Donald W.
A Writers workbook form B / Donald W. Lee, Glenn Leggett
Prentice-Hall, 1958
Buku Teks
Lee, Donald W.
A Writers workbook form C / Donald W. Lee, Glenn Leggett
Prentice-Hall, 1962
Buku Teks
Lee, Donald W.
A Writers workbook form D / Donald W. Lee, Glenn Leggett and Joyce Valdes
Prentice-Hall, 1967
Buku Teks
Cunningham, Sarah
Everyday listening and speaking pre-intermediate
Oxford University Press , 1994
Buku Teks
Hornsby, Beve
Alpha to omega : the A-Z of teaching, reading, writing and spelling / Beve Hornsby and Frula Shear
Heinemann , 1993
Buku Teks