@book{10554,
	author = {Rodríguez, Mayra  and Rodríguez ,  Mayra., Zúñiga ,  María Eugenia y Guier ,  Estrella María },
	title = {Didáctica ambiental.},
	publisher = {EUNED },
	year = {1998 | 2005 },
	address = {San José:},
	edition = {1 ed. (1998) | 5. reimp de la 1 ed. (2005) }
}