Gas in the interstellar medium 
edited by P. M. Gondhalekar                                     
 - Chilton  Rutherford Appleton Laboratory  1984 
 - [various pagings.] 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy and astrophysics thesaurus<br/>Interstellar gas<br/>Interstellar medium
<br/><br/><label>Universal Decimal Class. No.: </label>524.5  / GAS