@book{1021,
	author = {Greulach, Victor A.Adams, J. Edison},
	title = {Las PlantasIntroducción a la botánica moderna},
	publisher = {Limusa - Wiley},
	year = {1970},
	address = {México D.F. },
	edition = {1ª },
	note = {Fotocopia, empastada}
}