Endangered species : time and costs required to recover species are largely unknown.

Bibliographic Details

Corporate Author:	United States. Government Accountability Office
Format:	Government Document Book
Language:	English
Published:	[Washington, D.C.] : U.S. Government Accountability Office, 2006.
Subjects:	Endangered species.
Online Access:	http://www.gao.gov/new.items/d06463r.pdf