Seidenberg, Bernard
The Free Press, 1976
Buku Teks
Swan, Terry, author
Guardian Books, 2006
Buku Teks
Vaughan, Graham M., author
Pearson Prentice Hall, 2005
Buku Teks
Martha L. Cottam... [et.al.]
Lawrecce Erlbaum Associates, Publihers, 2004
Buku Teks
Viren Swami
BPS Blackwell, 2011
Buku Teks