Wynkoop, Sally <br/><br/>
Subject guide to government reference books 
by Sally Wynkoop 
 - Littleton, Colo.  Libraries Unlimited  1972 
 - 276 p. ;  24 cm. 
<br/><br/><label>ISBN: </label>0872870251 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Government publications--United States--Bibliography<br/>Reference books--Government publications--Bibliography<br/>Bibliography--Bibliography--Government publications