First International Symposium on Soil, Geology and Landforms - Impact, Land Use Planning in Developing Countries, Bangkok, Thailand, 1-3 April, 1982 - International Symposium on Soil, Geology and Landforms - Impact on Land Use Planning in Developing Countries 1982 : Bangkok) (Bangkok : [s.n.], 1982)
Photocopy
Keywords: Soils -- Congresses; Geology -- Congresses; Land forms -- Congresses; Land use -- Congresses