Hotton, Peter. <br/><br/>
So you want to build an energy-efficient addition / 
Peter Hotton. 
 - Boston :  Little Brown,  1983. 
 - xiii, 242 p. ;  28 cm. 
<br/><br/>Includes index. 
<br/><br/> Open access. 
<br/><br/><label>ISBN: </label>0316373850 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dwellings--Remodeling.<br/>Dwellings--Energy.<br/>Solar energy.