Selber, Edward D., author
Indiana University Press, 1972
Buku Teks
Williams & Willkins, 1989
Buku Teks
American Chemical Society, 1986
Buku Teks
Gibaldi, Joseph
The Modern Language Association of America, 1998
Buku Teks
Rijanto Tosin, author
Dinastindo, 1991
Buku Referensi