Tinbergen, Jan, 1903-
McGraw-Hill, 1967
Buku Teks
Griffin, Keith B.
Addison-Wesley, 1970
Buku Teks
edited by J. Stephen Parker
Mansell, 1983
Buku Teks
Chakravarty, Sukhamoy
MIT Press, 1969
Buku Teks
edited by David F. Walker
John Wiley & Sons, 1980
Buku Teks