Dunn, S. Watson
Dryden, 1978
Buku Teks
Littlefield, James E.
Vakils, Feffer and Simons Private, 1971
Buku Teks SO
White, Roderick
McGraw-Hill, 2000
Buku Teks
White, Roderick
McGraww-Hill , 2000
Buku Teks SO
Wells, William D.
Prentice-Hall, 2000
Buku Teks