Segal, Irving Ezra. <br/><br/>
Mathematical cosmology and extragalactic astronomy / 
Irving Ezra Segal. 
 - New York :  Academic Press,  c1976. 
 - ix, 204 p. :  ill. ;  24 cm. 
 - Pure and applied mathematics series, a series of monographs and textbooks ; 68 .
 -  68. Pure and applied mathematics (Academic Press) ; .
<br/><br/>Includes Bibliographical reference and index. 
<br/><br/><label>ISBN: </label>012635250X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cosmology.<br/>Astronomy--Mathematics.
<br/><br/><label>Dewey Class. No.: </label>523.12  / SEM 1976