Petersen, R. H. (2001). New world botany: Columbus to Darwin. Gantner.
Chicago Style (17th ed.) CitationPetersen, Ronald H. New World Botany: Columbus to Darwin. Ruggell: Gantner, 2001.
MLA (9th ed.) CitationPetersen, Ronald H. New World Botany: Columbus to Darwin. Gantner, 2001.
Warning: These citations may not always be 100% accurate.