Fein, A. (1972). Frederick Law Olmsted and the american environmental tradition. Braziller.
Cita Chicago Style (17a ed.)Fein, Albert. Frederick Law Olmsted and the American Environmental Tradition. New York: Braziller, 1972.
Cita MLA (9a ed.)Fein, Albert. Frederick Law Olmsted and the American Environmental Tradition. Braziller, 1972.
Precaución: Estas citas no son 100% exactas.