Necessity of peatlands protection / 
Ed. by L. W. Szajdak [et al.]. 
 - Poznań :  Institute for Agricultural and Forest Environment Polish Academy of Science,  2012. 
 - 381 s. :  il., rys., wykr. ;  24 cm. 
<br/><br/>Bibliogr. 
<br/><br/><label>ISBN: </label>9788361607823