Fahrenheit, Fradhyt
FOUmediapublisher, 2006
Buku Teks SO
Updike, John
Alfred A. Knopf, 2000
Buku Teks
Wharton, Edith
Everyman, 1993
Buku Teks
Kirby, David K.
Gale Research, 1975
Buku Referensi
Stageberg, Norman C.
American Book Company, 1952
Buku Teks SO