Jahn, Theodore Louis, <br/><br/>
How to know the protozoa / 
Theodore Louis Jahn, Eugene Cleveland Bovee, Frances Floed Jahn. 
 - 2d ed. 
 - Dubuque, Iowa :  W. C. Brown Co.,  c1979. 
 - xi, 279 p. :  ill. ; 
<br/><br/><label>ISBN: </label>069704758X.  0697047598 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Protozoa--Identification.
<br/><br/><label>LC Class. No.: </label>QL366  / .J3 1979 
<br/><br/><label>Dewey Class. No.: </label>593/.1/012