Nature's world of wonders / 
prepared by the Special Publications Division, National Geographic Society. 
 - Washington :  National Geographic Society,  1983. 
 - 199 s. :  il. ;  26 cm. 
<br/><br/>Bibliogr. s. 199. Indeks. 
<br/><br/><label>ISBN: </label>0870444395 9780870444395 0870444441 9780870444449 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Osobliwo�sci i cuda przyrodnicze.
<br/><br/><label>LC Class. No.: </label>GB 60.  / N19 
<br/><br/><label>Dewey Class. No.: </label>