Cohn, Norman S. <br/><br/>
Elements of cytology 
by Norman S. Cohn 
 - 2nd ed. 
 - New York  Harcourt, Brace &World  c1964 
 - xvi, 495p.; 24 cm. 
<br/><br/><label>ISBN: </label>0155220764 
<br/><br/><label>Dewey Class. No.: </label>574.87  / COH,1