Ghost bears
Subtitle: exploring the biodiversity crisis
By: R. Edward Grumbine ; foreword by Michael Soulé.
Publisher: Island Press
Published: 1992
Place of publication: Washington, D.C
Language: eng
Number of pages: 294
Subjects: Biological diversity conservation -- Philosophy.; Environmental ethics.
Notes: Includes bibliographical references (p. [249]-274) and index.
Originally presented as the author's thesis (Ph. D.--Union Institute).