Brookins, Douglas G. <br/><br/>
Earth resources, energy and the environment / 
Douglas G. Brookins 
 - Columbus, Ohio :  C.E. Merill Co.,  1981 
 - 190 p. :  ill. ;  25 cm. 
<br/><br/>Bibliography : p.(165)-168 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural resources<br/>Power resources--United States<br/>Mines and mineral resources--United States<br/>Environmental protection--United States