Wood, Bernard D., author
Addison-Wesley, 1982
Buku Teks
Reid, Charles E. (Charles Edward), 1917-2000, author
McGraw-Hill, 1990
Buku Teks
Rao, Y.V.C., author
Wiley Eastern, 1993
Buku Teks
Roberts, J.K., author
ELBS, 1962
Buku Teks
Haberman, William L., 1922-, author
Allyn and Bacon, 1980
Buku Teks