Johnson, David L., 1935-, author
Addison-Wesley, 1986
Buku Teks
Graver, Robert T., author
Prentice-Hall, 1983
Buku Teks
Stern, Nancy B., author
Wiley, 1994
Buku Teks
Litecky, Charles R., author
McGraw-Hill , 1987
Buku Teks
Newcomer, Lawrence R., author
McGraw-Hill, 1984
Buku Teks