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Extinction in Forever (Threatened and Endangered Species of Plants in the Americas and their Singnificance in Ecosystems today and in the future.)
Prance,G.T and Elias,T.S
Additional Author
mixed material
New York
The New York Botanical Garden
1977
Endangered Species (Habitat Overview. Critical Habitat. Community Roles. Endangered Neighbors)
Usmani, R.H.
Additional Author
Hussain, S.Z.
Additional Author
Rafique, S.
Additional Author
Department of the Interior
Additional Author
mixed material
USA
Department of the Interior,U.S. Fish and Wildlife Service,
1980
Endangered Means there's still time
Beebe,W.
Additional Author
mixed material
USA
Department of the Interior,U.S. Fish and Wildlife Service,
1981
DDE,DDT + Dieldrin:
Residues in American Kestrels and Relations to Reproduction
Patton, W.R.
Additional Author
Wiemeyer,S.N, Porter,R.D, Hensler,G.L and Maestrelli,J.R.
Additional Author
mixed material
Washington
United States Department Of The Interior Fish And Wildlife Service
1986
Linguistic Diversity and the Preservation of Endangered Languages (A case study from Nepal) (ICIMOD)
Turin,M
Additional Author
mixed material
Kathmandu, Nepal
International Center for Integrated Mountain Development,
2007