Polskie archiwum hydrobiologii = Polish archive of hydrobiology /  
Instytut Biologii Doswiadczanejim. 
 - Warszawa :    Panstwowe Wydawnictwo Naukowe,    1961- 
 - v. :    ill. ;    25 cm. 
 - Unknown 
 - Vol. 9, no.22 (1961) 
<br/><br/>  Latest issue consulted:  Vol. 9, no.22 (1961). 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Hydrobiology.
<br/><br/><label>Dewey Class. No.: </label>910.62438