Ritchie, James D. <br/><br/>
Sourcebook for farm energy alternatives. 

 - New York :  McGraw - Hill,  1983. 
 - xxi, irregular :  illustrations. 
<br/><br/>Includes appendices and index. 
<br/><br/><label>ISBN: </label>0070529515 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Renewable energy sources.<br/>Energy conservation.<br/>Energy conservation.
<br/><br/><label>LC Class. No.: </label>TJ163.3 RIT