Plantations in the tropics : environmental concerns /
Sawyer, Jacqueline.
International Union for Conservation of Nature and Natural Resources.
United Nations Environment Programme.
World Wildlife Fund.
IUCN Forest Conservation Programme.
Gland, Switzerland ; Cambridge : IUCN/UNEP/WWF,
1993.
At head of title: IUCN Forest Conservation Programme.
Bibliography: p. 73-83.