Ruttner, Franz,  1882-1961. <br/><br/>
Fundamentals of limnology. 
Translated by D. G. Frey and F. E. J. Fry. 
 - 3d ed. 
 - [Toronto]  University of Toronto Press,  1963. 
 - xvi, 295 p.  illus., diagrs.  24 cm. 
<br/><br/><label>LCCN: </label>64000919  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Limnology.<br/>Limnologia
<br/><br/><label>LC Class. No.: </label>QH96  / .R813 1963 
<br/><br/><label>Dewey Class. No.: </label>551.48