Theil, Henri, author
North-Holland, 1975
Buku Teks
Schultz, Henry
The Univ. of Chicago Press , 1938
Buku Teks
Clarckson, Geoffrey
Prentice-Hall, 1962
Buku Teks
Chirgwin, B.H., author
Pergamon Press, 1971
Buku Teks
edited by L. Lovasz and Vera T. Sos
North-Holland Publishing, 1981
Buku Teks