@book{16156,
	author = {Holdridge, Leslie R.},
	title = {Ecological indications of the need for a new approach to tropical land use},
	publisher = {Instituto Interamericano de Ciencias Agrícolas de la OEA,},
	year = {1959},
	series = {Symposia interamericano},
	address = {Turrialba :}
}