Groundwater research project, lower basin of the Rio Grande de San Miguel, El Salvador
By: Food and Agriculture Organization of the United Nations.
Contributors: Food and Agriculture Organization of the United Nations.
Publisher: United Nations Special Fund
Published: 1965
Place of publication: Rome
Language: eng
Format: Microform
Notes: Microfilm. Ann Arbor, Mich. : University Microfilms, 1965?- <1   > microfilm reels ; 35 mm.
Table of contents: title: v. 1. General report.