Psychology : An introduction / 
Jerome  Kagan and Julius Segal 
 - 8th ed. 
 - London :  The Harcourt Press,  1995. 
 - xxiv,423p;.  ills:,  23cm. 
<br/><br/><label>ISBN: </label>0155014765 
<br/><br/><label>LC Class. No.: </label>BF121  / .K22 1995