Toskey, Burnett R., author
Addison-Wesly, 1962
Buku Teks
Vance, Elbridge P., author
Addison-Wesley, 1962
Buku Teks
Barnett, Raymond A., author
McGraw-Hill, 2000
Buku Teks
Sobel, Max A., author
Prentice-Hall, 1980
Buku Teks
Barnett, Raymond A., author
McGraw-Hill, 1984
Buku Teks