@book{37326,
	author = {Spiegel, Murray R. and Boxer, R. W.},
	title = {Schaum's outline of theory and problems of statistics in SI units /},
	publisher = {McGraw-Hill,},
	year = {c1972.},
	address = {New York ;},
	edition = {SI ed. /},
	note = {Includes index.}
}