Papadopoulos Christos Co. <br/><br/>
True visual magnitude photographic star atlas 

 - Oxford  Pergomon          1979 
<br/><br/><label>Standard No.: </label>27658 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MATHEMATICS
<br/><br/><label>Dewey Class. No.: </label>B96f, L9.2-.3