Blazek, Ron <br/><br/>
United States history  a selective guide to information sources 
Ron Blazek and Anna H. Perrault 
 - Englewood, Colo.  Libraries Unlimited  1994 
 - 411 p. ; 24 cm. 
<br/><br/>includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0872879844  RM178.30 
<br/><br/><label>LCCN: </label>93-41174 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reference books--United States--History--Bibliography<br/>CD--ROM books--United States--Bibliography
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States--History--Bibliography<br/>United States--History--Data bases--Catalogs