Williams, P. W. <br/><br/>
Numerical computation / 
P.W. Williams. 
 - Middlesex, England :  Nelson,  c1972. 
 - viii, 191 p. 
<br/><br/><label>ISBN: </label>0177710187 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Numerical calculations--Computer programs.