Hay, David C., author
Prentice-Hall, 2003
Buku Teks
Clark, Frank
Goodyear Publishing Company , 1971
Buku Teks
Cleland, David I., author
McGraw-Hill, 1972
Buku Teks
Rudwick, Bernard H., author
John Wiley & Sons, 1969
Buku Teks
Hare, Van Court, author
Harcourt, Brace and World, 1967
Buku Teks