Bullough, William Sydney <br/><br/>
Vertebrate sexual cycles. 

 - London  New York  Methuen  Wiley  [1951] 
 - 117 p.  illus. 
 - Methuen's monographs on biological subjects .
<br/><br/><label>LCCN: </label>52006117 /L/r55 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reproduction<br/>Vertebrates
<br/><br/><label>LC Class. No.: </label>QP251  / .B76 
<br/><br/><label>Dewey Class. No.: </label>591.56