@book{1193,
	author = {Tobasura Acuna, Isaías, and Sepúlveda Gallego, Luz Elena},
	title = {Proyectos ambientales escolares},
	publisher = {Magisterio},
	year = {2001},
	series = {Aula Abierta},
	address = {Bogotá},
	edition = {Primera edición}
}