DiSilvestro, R. L., Chichester, P., & Palmer, C. N. (1992). Audubon perspectives: Rebirth of nature : a companion to the Audubon television specials. Wiley.
Lua i Stíl Chicago (17ú heag.)DiSilvestro, Roger L., Page Chichester, agus Christopher N. Palmer. Audubon Perspectives: Rebirth of Nature : A Companion to the Audubon Television Specials. New York: Wiley, 1992.
Lua MLA (8ú heag.)DiSilvestro, Roger L., et al. Audubon Perspectives: Rebirth of Nature : A Companion to the Audubon Television Specials. Wiley, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.