CCH Federal taxation : basic principles :  1989 / 
by Ephraim P. Smith ... [et al.]. 
 - Chicago, Ill. :  Commerce Clearing House,  1988. 
 - xx, 825 p. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/>Understanding the tax law--Gross income--Deductions : itemized deductions. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Taxation--United States.<br/>Taxation--Law and legislation--United States.