Macdonald, G. J., & Sertorio, L. (1990). Global climate change and ecosystem change. NATO Scientific Affairs Division.
Chicago-čujuhus (17. p.)Macdonald, Gordon J., juo Luigi Sertorio. Global Climate Change and Ecosystem Change. New York: NATO Scientific Affairs Division, 1990.
MLA-čujuhus (9. p.)Macdonald, Gordon J., juo Luigi Sertorio. Global Climate Change and Ecosystem Change. NATO Scientific Affairs Division, 1990.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.