Helgren, David M.,  1947-  <br/><br/>
World geography today / 
David M. Helgren, Robert J. Sager, Saul Israel. 
 -  Holt, Rinehart and Winston,  c1985. 
 - xxv, 550 p. :  ill. (some col.) ;  26 cm. 
<br/><br/> Rev. ed. of: World geography today / Saul Israel, Norma H. Roemer, Loyal Durand, Jr. 1966.  Includes index. 
<br/><br/><label>ISBN: </label>0030637228 
<br/><br/><label>LCCN: </label>85159224  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography.
<br/><br/><label>Subjects--Index Terms: </label>გეოგრაფია  მსოფლიო გეოგრაფია 
<br/><br/><label>LC Class. No.: </label>G128  / .H44 1985 
<br/><br/><label>Dewey Class. No.: </label>909 
<br/><br/><label>Universal Decimal Class. No.: </label>91(100)