@book{6868,
	author = {Saks, S.},
	title = {Theory of the integral /},
	publisher = {Hafner Publications},
	year = {1964},
	series = {Monografie Matematyczne Komitet Redakcyjny ;},
	address = {New York,},
	edition = {2d rev. ed.},
	note = {"Unabridged and corrected republication of the second revised edition, published by G.E. Stechert & Company in 1937."}
}