(2002). The state of the nation's ecosystems: Measuring the lands, waters, and living resources of the United States (1. publ.). Cambridge Univ. Press.
Chicago-Zitierstil (17. Ausg.)The State of the Nation's Ecosystems: Measuring the Lands, Waters, and Living Resources of the United States. 1. publ. Cambridge, UK: Cambridge Univ. Press, 2002.
MLA-Zitierstil (9. Ausg.)The State of the Nation's Ecosystems: Measuring the Lands, Waters, and Living Resources of the United States. 1. publ. Cambridge Univ. Press, 2002.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.