Johnston, John B. <br/><br/>
Linear equations and matrices 

 - Reading  Addison- Wesley  1966 
 - viii, 308 p. 
 - Addison- Wesley series in Bhhavioral Science: Quantitative Methods .
<br/><br/> Includes Index 
<br/><br/><label>Dewey Class. No.: </label>B2310bMZ K6J