Ojakangas, Richard. , <br/><br/>
Schaum's outline of theory and problems of introductory geology / 
Richard Ojakangas. 
<br/><br/><label>ISBN: </label>0070477043 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology --Outlines, syllabi, etc.<br/>Geology --Problems, exercises, etc.
<br/><br/><label>LC Class. No.: </label>QE41   / .38 1991