Ramsey, William L. <br/><br/>
Modern earth science/ 
William L. Ramsay, Clifford R. Phillips, [ et....al] 
 - New York:  Holt, Rinehart and Winston.  1989. 
 - xv, 592p.  ill.  26 cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0030044499 
<br/><br/><label>LC Class. No.: </label>QE28  / .M27  1989