@book{123782,
	author = {Smart, James R., },
	title = {Teaching statistics and probability : 1981 yearbook /},
	publisher = {National Council of Teachers of Mathematics, },
	year = {1992},
	series = {Yearbook / national council of teachers of mathematics; 1981},
	address = {Reston, virginia : },
	edition = {4a ed.}
}