@book{1465546,
	author = {Diagram Group. and Heidenstam, David.},
	title = {The official world encyclopedia of sports and games :},
	publisher = {Paddington Press : distributed by Grosset & Dunlap,},
	year = {1979.},
	address = {New York :},
	note = {An abridged ed. of two works: Rules of the game, 1974 and The way to play, c1975.}
}