Bent, Ralph D.
McGraw-Hill, 1981
Buku Teks
Pallett, E. H. J.
Pitman, 1976
Buku Teks
Kissel, Thomas, author
Pearson/Prentice Hall, 2005
Buku Teks
Pallett, E. H. J.
Pitman, 1976
Buku Teks
Mahoney, Edward F., author
Pearson/Prentice Hall, 2006
Buku Teks