@book{82965,
	title = {National Geographic en español},
	publisher = {Televisa},
	year = {1997},
	address = {México D.F.},
	note = {Existencias: (1999: 4 : 1-6) (1999: 5 : 1-6) (2000: 6 : 1-6) (2000: 7 : 1-6) (2001: 8 : 1-6) (2001: 9 : 1-6) (2002: 10 : 1-6) (2002: 11 : 3-6) (2003: 12 : 1-6) (2003: 13 : 1-6) (2004: 14 : 1) (2004: 15 : 1, 3, 5-6) (2005: 16 : 3) (2005: 17 : 4) (2006: 18 : 4) (2007: 20 : 1-3) (2009: 25 : 2) (2010: 27 : 4)    http://www.nationalgeographic.com.es/}
}