Colosimo, Wanda D’Addio
Zanichelli, 1974
Buku Teks
Levin, Lennart, author
Almqvist och Wiksell, 1972
Buku Teks
National Textbook, 1975
Buku Teks
edited by Ann Swarbrick
Routledge, 1994
Buku Teks
Hadley, Alice Omaggio, author
Heinle Cengage Learning, 2001
Buku Teks