German Solar Energy Society (DGS) and Ecofys, 2005 <br/><br/>
Planning and installing bioenergy systems  A guide for installers, architects and engineers 

 - London  James & James  2005 
<br/><br/><label>ISBN: </label>1844071324 
<br/><br/><label>Dewey Class. No.: </label>333.9539  / P05