"Information needs, data collection, and survey techniques"
By: Betty J. Harris.
Contributors: SADCC Soil and Water Conservation and Land Utilization Programme. Co-ordination Unit.
Publisher: [s.n.
Published: 1988
Place of publication: Manzini, Swaziland
Language: eng
Number of pages: 21
Notes: Includes bibliographical references (leaf 15).
"Second Workshop on Economics of Conservation."
"SADC Soil and Water Conservation and Land Utilization Coordination Unit."
"November 28-December 2, 1988."