Strang, Gilbert. <br/><br/>
Linear algebra and its applications / 
Strang, Gilbert. 
 - 4th ed. 
 - Belmont, CA :  Thomson, Brooks/Cole,  2006 
 - viii, 487 p. :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0030105676 (student ed.) | 9780030105678 (student ed.)