Hildebrand, David K., 1940-, author
Duxbury Press, 1996
Buku Teks
Hildebrand, David K., 1940-, author
Duxbury Press, 1991
Buku Teks
Jackson, Peter C., author
Pitman, 1987
Buku Teks
De Neufville, Richard, 1939-, editor
New York: McGraw-Hill, 1971
Buku Teks
Bly, Robert W
Prentince Hall, 1993
Buku Teks