Kyburg, Henry E., author
Prentice-Hall, 1969
Buku Teks
Gould, Ronald, author
The Benjamin Cumming , 1988
Buku Teks
Cohn, Donald L., 1942-, author
Birkhäuser,, 2013
Buku Teks
Thomas, TG, author
McGra-Hill, 2006
Buku Teks
Krickeberg, Klaus, author
Addison-Wesley, 1965
Buku Teks