Nature's price the economics of Mother Earth /
Dieren, Wouter van.
Hummelinck, Marius G. W.
Houwaard-Wood, Joyce E.
Barzdo, Jon.
London Boyars [Distributed by Calder and Boyars]
1979
Translation of: 'Natuur is duur'. Baarn : Het Wereldvenster, 1977
Bibliography: p.195-197
ISBN 0-7145-2664-9 Pbk : £3.50
Conservation of natural resources.