@book{25630,
	author = {Guimaráres, Elcio Perpétuo,},
	title = {Sistemas Agropastoriles en Sabanas Tropicales de América Latina /},
	publisher = {Ciat,},
	year = {1999.},
	series = {Publicación Ciat No.313},
	address = {Cali :}
}