DiSilvestro, R. L., Palmer, C. N., & National Audubon Society. (1992). Audubon perspectives: Rebirth of nature. Wiley.
Cita Chicago (17th ed.)DiSilvestro, Roger L., Christopher N. Palmer, i National Audubon Society. Audubon Perspectives: Rebirth of Nature. New York: Wiley, 1992.
Cita MLA (9th ed.)DiSilvestro, Roger L., et al. Audubon Perspectives: Rebirth of Nature. Wiley, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.