Interstellar ionised hydrogen. 
edited by Yervant Terzian                                       
 - Newyork  W. A. Benjamin  1968 
 - ix, 774p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Evolution of Stars<br/>OH Emission<br/>Star Formation
<br/><br/><label>Universal Decimal Class. No.: </label>524.5  / TER