Kurtz, David C., author
McGraw-Hill , 1992
Buku Teks
Gerstein, Larry J., authir
[Springer, ], 2012
eBooks
Carnap, Rudolf
Dover Publications, 1958
Buku Teks
Standley, Gerald B., author
Houghton Mifflin, 1971
Buku Teks
Gemignani, Michael C., author
Addison-Wesley, 1968
Buku Teks