Macdonald, G. J., & Sertorio, L. (1990). Global climate change and ecosystem change. NATO Scientific Affairs Division.
Lua i Stíl Chicago (17ú heag.)Macdonald, Gordon J., agus Luigi Sertorio. Global Climate Change and Ecosystem Change. New York: NATO Scientific Affairs Division, 1990.
Lua MLA (9ú heag.)Macdonald, Gordon J., agus Luigi Sertorio. Global Climate Change and Ecosystem Change. NATO Scientific Affairs Division, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.