@book{47961,
	author = {Beekman, Klaus,},
	title = {Marcel Duchamp /},
	publisher = {Brill | Rodopi, },
	year = {1989.},
	series = {Avant-Garde Critical Studies ;},
	address = {Leiden; },
	url = {http://dx.doi.org/10.1163/9789004449275}
}