American Enterprise Institute for Public Policy Research, 1973
Buku Teks
Mills, Edwin S., author
W.W. Norton, 1978
Buku Teks
Baumol, William J., author
Prentice-Hall, 1979
Buku Teks
Tietenberg, Thomas H., author
Pearson, 2009
Buku Teks
Tietenberg, Thomas H., author
Pearson, 2010
Buku Teks