Copyright bulletin :  Bulletin du droit d'auteur. 
 Bulletin du droit d'auteur Issues for v. 9, no. 1 (1956)-v. 19 have Spanish parallel title:  Boletín de derecho de autor 

 - Paris :  UNESCO,  1948-1966. 
 - 19 volumes :  illustrations, maps ;  25 cm. 
 - Annual,  1964-1966 
 - Quarterly,  1948-1952 Semiannual,  1953-1964 
 - Vol. 1, no. 1 (July 1948)-v. 19 (1966). 
 - Vols. 1-4, no. 1/2: Unesco publication .
 - Unesco publication. .
<br/><br/> Title varies slightly. 
<br/><br/> Vols. 6 (1953)-13 (1960). 1 v. 
<br/><br/>Beginning in 1967, split into three separate publications: Copyright bulletin; Bulletin de droit d'auteur; and: Boletín de derecho de autor. 
<br/><br/><label>ISSN: </label>0010-8634 
<br/><br/><label>LCCN: </label>51004355  
<br/><br/><label>Nat. Bib. Agency Control No.: </label>B42220000  DNLM 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Copyright--Periodicals.<br/>Copyright, International--Periodicals.<br/>Copyright.<br/>Copyright, International.
<br/><br/><label>LC Class. No.: </label>K25  / .N4 Z552  / .U57 
<br/><br/><label>Dewey Class. No.: </label>341.758  / COP 1960 
<br/><br/><label>National Library of Medicine Call No.: </label>Z 552 B936