Lefrancois, Guy R. <br/><br/>
The Lifespan / 
Guy R. Lefrancois. 
 - 4th ed. 
 - Belmont, Ca. :  Wadsworth Publishing Co.,  1993. 
 - xxxviii, 739 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>0534177786  RM141.49 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Developmental psychology.