Basics of S-Plus  
Krause, Andreas. 
 - 3rd ed. 
 - New York :  Springer,  2002 
 - xx, 419 p. :  ill. ;  24 cm. 
 - Statistics and computing .
<br/><br/> Rev. ed. of: The basics of S and S-Plus. 2nd ed. c2000. 
<br/><br/><label>ISBN: </label>0387954562 (acid-free paper)