Farrell ,  R. H. <br/><br/>
Techniques of Multivariate Calculation 
/by R. H. Farrell  
 - New York:  Springer-Verlag Berlin and Heidelberg GmbH & Co. K,  1976. 
<br/><br/><label>ISBN: </label>3540076956 
<br/><br/><label>Dewey Class. No.: </label>519.53  / FAR/T