compiled, revised and upated by René E. Honegger ; with the advice and guidance of the Survival Service Commission and its Specialist GroupsInternational Union for Conservation of Nature and Natural Resources1979
by James Fisher, Noel Simon, Jack Vincent, and members and correspondents of the Survival Service Commission of the International Union for Conservation of Nature and Natural Resources ; foreword by Harold J. Coolidge and Peter Scott ; pref. by Joseph Wood KrutchViking Press[1969]