Nelson, Paul V. <br/><br/>
Greenhouse operation and management / 
Paul V. Nelson 
 - Reston, Va.,  cop. 1978 
 - 518 s. 
<br/><br/><label>ISBN: </label>0879093196 
<br/><br/><label>Dewey Class. No.: </label>635.982 Nel    12 
<br/><br/><label>Universal Decimal Class. No.: </label>631.544 631.544