Perry, Donald R. Life above the jungle floor / Donald Perry. - New York : Simon and Schuster, c1986. - 170 p., [24] p. of plates : col. ill. ISBN: 0671544543 Subjects--Topical Terms: Rain forest ecology--Costa Rica. LC Class. No.: QH108.C6 / P474 1986 Dewey Class. No.: 574.5/2642/0972867�19