Spruce, R., & Wallace, A. R. (1970). Notes of a botanist on the Amazon & Andes: Being records of travel on the Amazon and its tributaries ... during the years 1849-1864. Johnson.
Chicago-Zitierstil (17. Ausg.)Spruce, Richard, und Alfred Russel Wallace. Notes of a Botanist on the Amazon & Andes: Being Records of Travel on the Amazon and Its Tributaries ... During the Years 1849-1864. New York ; London: Johnson, 1970.
MLA-Zitierstil (9. Ausg.)Spruce, Richard, und Alfred Russel Wallace. Notes of a Botanist on the Amazon & Andes: Being Records of Travel on the Amazon and Its Tributaries ... During the Years 1849-1864. Johnson, 1970.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.