Holtz, Herman <br/><br/>
Directory of Federal purchasing office :  where, what, how to sell to the U.S. government / 
Herman Holtz 
 - New York :  Wiley,  1981 
 - 415 p. ;  26 cm. 
<br/><br/> A Wiley-Interscience publication 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>LCCN: </label>80-028557 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Government purchasing--United States--Directories