Szperkowicz, Jerzy. <br/><br/>
Nicolaus Copernicus, 1473-1973 /    
by Jerzy Szperkowicz ; Translate d by Eugene Lepa ; Edited by Teresa Zemler. 
 - Warszawa :   Polish Scientific Publishers,   1972. 
 - 87 p. :    illus. ;    20 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Copernicus, Nicolaus,   1473-1543. --------
<br/><br/><label>Dewey Class. No.: </label>530.11 COP/SZP