Area handbook for Bulgaria / 
coauthors : Eugene K. Keefe ... [et al.]. 
 - Washington, DC :  U.S. Government Printing Office,  1975. 
 - xiv, 330 p. : ill., maps. 
<br/><br/> "One of a series of handbooks prepared by Foreign Area Studies (FAS) of the American University."  Includes bibliography, glossary and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bulgaria