Rittmann, A.  <br/><br/>
Volcanoes / 
A.  Rittmann and L.  Rittmann 
 - London :   Orbis Publ.,  c 1978. 
 - 128 p. :  ill. ;  30 cm. 
<br/><br/> Include index. 
<br/><br/>Bibliography : p. 127 
<br/><br/>339  339 
<br/><br/><label>ISBN: </label>0 85613 219 5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Volcanoes, earthquakes, thermal waters and gases
<br/><br/><label>Dewey Class. No.: </label>551.2 / R517v