APA

Keel S., Gentry A. H. & Spinzi L.Using vegetation analysis to facilitate the selection of conservation sites in Eastern Paraguay. : .

Chicago

Keel Shirley, Gentry Alwyn H and Spinzi Lucio.Using vegetation analysis to facilitate the selection of conservation sites in Eastern Paraguay. : .

Harvard

Keel S., Gentry A. H. and Spinzi L.Using vegetation analysis to facilitate the selection of conservation sites in Eastern Paraguay. : .

MLA

Keel Shirley, Gentry Alwyn H and Spinzi Lucio.: . .