Barron, Eric J.. <br/><br/>
Climatic variation in earth history /  
Eric J. Barron. 
 - California :   University Science Books ,   1996. 
 - xi,25p. :   Ils. ;   28x22cm.  Floppy .  
 - (Global change instruction program),       ; .
 - (Global change instruction program),       ; .
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<br/><br/><label>ISBN: </label>0935702822  P.12=95 
<br/><br/><label>Subjects--Index Terms: </label>EARTH SCIENCE 
<br/><br/><label>Dewey Class. No.: </label>550  / BAR/C