Rohatgi, V.K.
John Wiley & Sons, 1976
Buku Teks
Freund, John E.
Prentice-Hall, 1980
Buku Teks
Barra, Jean-Rene
Academic Press, 1981
Buku Teks
Arthanari, T.S.
John Wiley & Sons, 1981
Buku Teks
Hoel, Paul Gerhard, 1905-
John Wiley & Sons, 1962
Buku Teks