Prance, G. I. T. 1., & Elias, T. S. 1. (1977). Extinction is forever: Threatened and endangered species of plants in the Americas and their significance in ecosystems today and in the future : proceedings of a symposium held at the New York Botanical Garden, May 11-13, 1976, in commemoration of the Bicentennial of the United States of America. Bronx, New York: The New York Botanical Garden.
Citación estilo ChicagoPrance, Ghillean Iain Tolmie 1937-, y Thomas S. 1942- Elias. Extinction Is Forever: Threatened and Endangered Species of Plants in the Americas and Their Significance in Ecosystems Today and in the Future : Proceedings of a Symposium Held At the New York Botanical Garden, May 11-13, 1976, in Commemoration of the Bicentennial of the United States of America. Bronx, New York: The New York Botanical Garden, 1977.
Cita MLAPrance, Ghillean Iain Tolmie 1937-, y Thomas S. 1942- Elias. Extinction Is Forever: Threatened and Endangered Species of Plants in the Americas and Their Significance in Ecosystems Today and in the Future : Proceedings of a Symposium Held At the New York Botanical Garden, May 11-13, 1976, in Commemoration of the Bicentennial of the United States of America. Bronx, New York: The New York Botanical Garden, 1977.