Draft I.G.Y. Bibliography 
C.S.A.W. 
 - Belgique  University of Belgique 
 - 202p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy and Astrophysics Thesaurus<br/>Bibliography
<br/><br/><label>Universal Decimal Class. No.: </label>550.3  / CSA