423378 Birchard, B. (2005). Natures keepers: The remarkable story of how the Nature Conservancy became the largest environmental organization in the world. San Francisco, CA : Jossey-Bass.
Citação norma Chicago423378 Birchard, Bill. Natures Keepers: The Remarkable Story of How the Nature Conservancy Became the Largest Environmental Organization in the World. San Francisco, CA : Jossey-Bass, 2005.
Citação norma MLA423378 Birchard, Bill. Natures Keepers: The Remarkable Story of How the Nature Conservancy Became the Largest Environmental Organization in the World. San Francisco, CA : Jossey-Bass, 2005.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.