Eggeling, G  <br/><br/>
Community plants manual  

 - Bremen:   BORDA,   1985 
 - 171p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science 
<br/><br/><label>Subjects--Index Terms: </label>Biogas  
<br/><br/><label>Universal Decimal Class. No.: </label>R 602.767.2(02)  / M5