Ecology of natural resources / François Ramade ; translated from the French by W. J. Duffin. — Chichester : John Wiley & Sons, [1984]. — CIDIMA. — 231 p. : il. tab., gráf. ; 28 cm. — ISBN 0-471-90104-0 (cloth) ISBN 0-471-90625-5 (paper) 1. Recursos naturales.2. Ecología.3. Ecosistemas. I. Duffin, W. J., trad.. 12.5.0