Liquid assets.
By: [Compiled by G. L. Atkinson-Willes.
Contributors: Atkinson-Willes, G. L.; International Union for Conservation of Nature and Natural Resources.
Publisher: International Union for Conservation of Nature
Published: 1960
Place of publication: Morges, Switzerland]
Language: eng
Number of pages: 16
Subjects: Wetlands -- Europe.
Notes: Cover title.
Text is based in part on papers by E. P. Odum and others.