Skinner Brian J <br/><br/>
Earth resources 
Skinner Brian J 
 - 3 
 - New Jersey   Prentice Hall U S A       1986 
 - vii,184p.  cm. 
 - Prentice Hall Foundaitons of earth sciences series .
<br/><br/> Bib p. 167-68; Appendix p. 109-73 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural Geography
<br/><br/><label>Dewey Class. No.: </label>U673, M6