Koopmans, L.H.
Academic Press, 1974
Buku Teks
edited by David F. Findley
Academic Press, 1981
Buku Teks
Enders, Walter, 1948-
John Wiley & Sons, 2015
Buku Teks
Otnes, Robert K.
John Wiley & Sons, 1978
Buku Teks
Pole, Andy
Chapman & Hall, 1994
Buku Teks