Anderson, John D.
McGraw-Hill, 1985
Buku Teks
Lin, Yutang
Dragonfly Books, 1965
Buku Teks SO
Saint-Exupery, Antoine de, 1900-1944
A Signet Classic, 1961
Buku Teks SO
Barnard, R.H.
Pearson-Prentice-Hall, 2004
Buku Teks SO
Shevell, Richard S
Prentice-Hall, 1983
Buku Teks SO