The 1992 business one Irwin Business and Investment Almanac / 
Edt. Sumner N. Levine. 
 - 16th ed. 
 - Homewood, Ill. :  Business One Irwin,  1992. 
 - xi, 709 p. ;   24 cm. 
<br/><br/><label>ISBN: </label>1556235321 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic indicators--United States--Almanacs <br/>Business cycles--United States