Use and conservation of the biosphere proceedings.

Use and conservation of the biosphere proceedings.

Manylion Llyfryddiaeth
Prif Awdur: Intergovernmental Conference of Experts on the Scientific Basis for Rational Use and Conservation of the Resources of the Biosphere Paris 1968
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: [Paris] Unesco [1970]
Cyfres:Natural resources research 10.
Pynciau:
Conservation of natural resources > Congresses.