Foley, James D., author
Addison-Wesley, 1982
Buku Teks
Newman, William M., author
McGraw-Hill, 1979
Buku Teks
Harrington, Steven, author
McGraw-Hill, 1987
Buku Teks
Angel, Edward, author
Pearson, 2009
Buku Teks
Rockport Publisher, 1997
Buku Referensi