Irregular serials and annuals :  an international directory, 1974-1975. 

 - 3rd ed. 
 - New York :  R.R. Bowker,  [1974] 
 - Bowker serials bibliography .
<br/><br/> A companion volume to Ulrich's International Periodicals Directroy. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Periodicals -- Directories.--Periodicals -- Directories.