Hsieh, Yuan-yu, 1922-
Prentice-Hall, 1982
Buku Teks
Berztiss, A.T.
Academic Press, 1972
Buku Teks SO
Berztiss, A.T.
Academic Press, 1975
Buku Teks SO
Livadas, Panos E.
Prentice/Hall International, 1990
Buku Teks SO
New York: McGraw-Hill, 1957
Buku Teks