Yap, Wie, author
Andi, 1990
Buku Teks
Chomsky, Noam, author
Fontana/Collins , 1975
Buku Teks
Stern, Nancy B., author
John Wiley & Sons, 1970
Buku Teks
Suyanto E.A., author
Elex Media Komputindo, 1992
Buku Teks
Mansion, J.E., author
London Harrap 1972-1980
Buku Referensi