Matlin, Margareth W., author
Holt, Rinehart and Winston, 1987
Buku Teks
Cambridge University Press, 2020
eBooks
Donelson, Frances Elaine
Mayfield Publishing Company, 1999
Buku Teks
Matlin, Margaret W., author
Thomson, 2008
Buku Teks
Lips, Hilary M., author
McGraw-Hill, 2003
Buku Teks