Rapp, Donald,  1934- <br/><br/>
Solar energy / 
by Donald Rapp. 
 - Englewood Cliffs, N.J. :  Prentice-Hall,  1981. 
 - 516 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0138222134 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Solar energy