Rapp, Donald,  1934- <br/><br/>
Solar energy 
Donald Rapp. 
 - Englewood Cliffs, N.J.  Prentice-Hall  c1981. 
 - xi, 516 p.  ill.  24 cm. 
<br/><br/><label>ISBN: </label>0138222134. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Solar energy.