Hardin G.Filters AGainst Folly. New York: Viking; 1985:
2.
Schneider S. H.Global Warming: Are We Entering the Greenhouse Century?. New York: Norton; 1989:
3.
Changing By Degrees: Steps to Reduce Greenhouse Gases. Bierbaum R. M., ed. Washington, DC: Congress of the United States, Office of Technology Assessment; 1991:
4.
State of the World 1991: A Worldwatch Society Report on Progress Toward a Sustainable Society. Starke L.Brown L. R., ed. New York: Norton; 1991:
5.
State of the World 1992: A Worldwatch Society Report on Progress Toward a Sustainable Society. Starke L.Brown L. R., ed. New York: Norton; 1992:
