@book{7008,
	author = {Sierpiński, Wacław,},
	title = {General topology. /},
	publisher = {University of Toronto Press,},
	year = {1956, c1952.},
	series = {Mathematical expositions ;},
	address = {Toronto,},
	edition = {2d ed.},
	note = {Differs in both content and treatment from the author's Introduction to general topology. Cf. Translator's pref.}
}