The Biology of penguins / 
edited by Bernard Stonehouse. 
 - London :  Macmillan,  1975. 
 - Biology and environment .
<br/><br/>Bibliography: p. 532-534. 
<br/><br/><label>ISBN: </label> L.18.50 
<br/><br/><label>LCCN: </label>75318846 
<br/><br/><label>Nat. Bib. No.: </label>GB75-09169 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Penguins.
<br/><br/><label>LC Class. No.: </label>QL696.S473  / B56 1975b 
<br/><br/><label>Dewey Class. No.: </label>598.4/41