Exobiology / 
edited  by Cyril Ponnamperuma. 
 - Amsterdam :  North-Holland Pub.,  1972. 
 - xviii, 485 p. : 
<br/><br/> Sole distributors for the U.S.A. and Canada: American Elsevier Pub. Co., New York. 
<br/><br/><label>ISBN: </label>0720471230 (North-Holland) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Life
<br/><br/><label>Dewey Class. No.: </label>576.83  / Ex