Polar Geography. 

 - Washington :  Am.Geogr.Soc.,  1977. 
 - 94 p. :  il. ;  25,5 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geografía
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Polo<br/>Región Polar
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>919