Fishburn, Peter C., author
John Wiley, 1964
Buku Teks
Chan, Yupo, author
South-Western College, 2001
Buku Teks
Pollack, Solomon L., author
John Wiley & Sons, 1971
Buku Teks
Thomas, Howard, author
Pitman, 1972
Buku Teks
Pratt, John W., author
Massachusetts Institute of Technology, 1995
Buku Teks