Ronald, K. <br/><br/>
Biological synopsis of the manatee / 
K. Ronald, L. J. Selley and E. C. Amoroso. 
 - Ottawa :  International Development Research Centre,  c1978. 
<br/><br/> "IDRC-TS13e".  Includes index. 
<br/><br/>Bibliography: p. 65-111. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>LCCN: </label>cn 79070661 
<br/><br/><label>Nat. Bib. No.: </label>C79-70661-X