Holt, Rinehart and Winston of Canada, Limited, 1988
Buku Teks
Hamilton, Cheryl
Wods Worth Publishing, 1993
Buku Teks
Hynes, Geraldine E.
McGraw-Hill, 2004
Buku Teks
Dona Sherena Selvia, author
2016
UI - Tesis (Membership)
Adhika Dimas Perwita Budi Utomo, author
2008
UI - Skripsi (Open)