Rubinoff, Lionel, author
Ballantine Books, 1969
Buku Teks
Dwyer, Susan
Wodsworth Publishing Company, 1995
Buku Teks
Easton, Susan M., author
Routledge, [date of publication not identified]
Buku Teks
Nurul Arfatuzzahra, author
2019
UI - Skripsi (Membership)
Hernilawaty, author
1999
UI - Tesis (Membership)