Premack, David. <br/><br/>
Intelligence in ape and man / 
David Premack. 
 - Hillsdale, New Jersey :  Lawrence Erlbaum Associates,  1976. 
 - 370 p. ;  23 cm. 
<br/><br/><label>ISBN: </label>0470989092 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Intellect.<br/>Animal intelligence.<br/>Languages--Psychology.<br/>Animal communities.<br/>Chimpanzees--Psychology.