@book{26272,
	author = {Cirkovic, Sima},
	title = {Meeting points of great civilizations around 1300  :},
	publisher = {[s.e.]},
	year = {1975},
	address = {San Francisco},
	note = {Trabajo presentado al Congreso internacional de Ciencias históricas. 14., San Francisco, agosto 1975}
}