Wickramasinghe, N.C. <br/><br/>
Interstellar grains   
by N.C. Wickramasinghe 
 - London  Champman and Hall Ltd.  1967 
 - ix, 154p. 
 - International astrophysics series  V.9 .
<br/><br/><label>Dewey Class. No.: </label>521.582  / N67 "R"