INTERNATIONAL ASTRONOMICAL UNION SYMPOSIUM (144th <br/><br/>
"The Interstellar disk-halo connection in galaxies. Proceedings of the IAU symposium No. 144, Leiden, Netherlands, 1990" 

 - Dordrecht  Kluwer  1991 
 - Pbk.xviii p. + 454 
<br/><br/><label>ISBN: </label>0-7923-1255-4