Cohn, Norman S. <br/><br/>
Elements of cytology/ 
by Norman S. Cohn. 
 - 2nd ed. 
 - New York,  : Harcourt, Brace & World  ,1969 
 - xvi, 495 p.  illus. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cytology.
<br/><br/><label>Dewey Class. No.: </label>571.6 COH/E