International Co-ordinating Council of the Programme on Man and the Biosphere (MAB) : final report, ninth session.
- Paris : Unesco, 1986.
- 114 p. : ill. ; 28 cm.
- MAB report series 60 paris 20-25 October 1986. .
346 346
Human ecology -- Congresses.
Environmental protection -- Congresses--Nature.
Effect of human beings on -- Congresses.
301.3 / U3i
346 346
Human ecology -- Congresses.
Environmental protection -- Congresses--Nature.
Effect of human beings on -- Congresses.
301.3 / U3i