@book{137171,
	author = {Clasing, Henry K. and Dow Jones-Irwin.},
	title = {The Dow Jones-Irwin guide to put and call options},
	publisher = {Dow Jones-Irwin},
	year = {c1978.},
	address = {Homewood, Ill.},
	edition = {Rev. ed.},
	note = {Includes index.}
}