APA

Columbia University Press, Constanza R., . (1991). Ecological economic. New York: Columbia University Press.

Chicago

Columbia University Press, Constanza Robert, . 1991. Ecological economic. New York: Columbia University Press.

Harvard

Columbia University Press, Constanza R., . (1991). Ecological economic. New York: Columbia University Press.

MLA

Columbia University Press, Constanza Robert, . Ecological economic. New York: Columbia University Press. 1991.