Helvig, Magne. <br/><br/>
Norway :  land, people, industries a brief geography / 
by Magne Helvig and Viggo Johannessen. 
 - 4th. ed. 
 - Forlag, Oslo :  Johan Grundt Tanum,  1974. 
 - 142 p. :  ill. ;  21 cm. 
<br/><br/>p. 144. 
<br/><br/><label>ISBN: </label>8251802512 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Norway.