Hediger, Heini. <br/><br/>
The psychology and behaviour of animals in zoos and circuses, 
by H. Hediger. Translated by Geoffrey Sircom. 
 - New York,  Dover Publications  [1968] 
 - vii, 166 p.  illus.  22 cm. 
<br/><br/> Translation of Skizzen zu einer Tierpsychologie im Zoo und im Zirkus. 
<br/><br/>Bibliography: p. 155-159. 
<br/><br/><label>ISBN: </label>0486622185 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoo animals--Behavior.<br/>Circus animals--Behavior.
<br/><br/><label>LC Class. No.: </label>QL785  / .H366 1968 
<br/><br/><label>Dewey Class. No.: </label>591.5