Sumbayak, Desri Maria
2000
UI - Tesis (Membership)
Wharton, Edith
Everyman, 1993
Buku Teks
Kirby, David K.
Gale Research, 1975
Buku Referensi
Fahrenheit, Fradhyt
FOUmediapublisher, 2006
Buku Teks
Meyer, Stephenie, 1973-
Gramedia Pustaka Utama, 2008
Buku Teks