@book{7698,
	author = {Kuratowski, Kazimierz, and Engelking, Ryszard.},
	title = {Introduction to set theory and topology /},
	publisher = {Pergamon Press,},
	year = {1972 (1977 printing).},
	series = {International series of monographs in pure and applied mathematics ; },
	address = {Oxford ; },
	edition = {Completely rev. 2d English ed.},
	note = {Translation of Wstęp do teorii mnogości i topologii.}
}