| Title | Extinction is Forever: Threatened and Endangered Species of 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, NY |
| Abbreviation | Extinction is Forever |
| Authors | G. T. Prance: T. S. Elias |
| Publication Dates | 1977 |
| Remarks | vi + 437 p.: ill.; 28 cm |