The operation, impact and future of the U.S. preference programs  hearing before the Committee on Ways and Means, U.S. House of Representatives, One Hundred Eleventh Congress, first session, November 17, 2009. 

 - Washington  U.S. G.P.O.  For sale by the Supt. of Docs., U.S. G.P.O.  2012. 
 - iv, 357 p.  ill.  24 cm. 
<br/><br/> Shipping list no.: 2012-0399-P.  "Serial no. 111-36." 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tariff preferences.--United States.<br/>International trade<br/>Foreign trade promotion--United States.<br/>Duty-free importation--United States.<br/>Free trade--Developing countries.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--Foreign economic relations.
<br/><br/><label>GPO Item No.: </label>1028-A 
<br/><br/><label>Gov. Doc. Class. No.: </label>Y 4.W 36:111-36 
<br/><br/><label>Report. No.: </label>Serial no. 111-36 (United States. Congress. House. Committee on Ways and Means)