Ash, Robert B., author
Academic Press, 1972
Buku Teks
Hannan, E.J., author
John Wiley, 1970
Buku Teks
Rohatgi, V.K., author
John Wiley & Sons, 1976
Buku Teks
Hoffmann-Jorgensen, J.
Chapman & Hall, 1994
Buku Teks
Kozelka, Robert M., author
Addison-Wesley, 1961
Buku Teks