Government research directory 

 - 20th ed. 
 - Farmington Hills, Michigan :  Thomson Gale,  2007 
 - xiii. ;  29 cm. 
<br/><br/><label>ISBN: </label>078768418X  RM2,397.50 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research institutes--United States--Directories<br/>Research--United States--Directories