Craven, B.D. <br/><br/>
Functions of severable variables   
by B.D. Craven 
 - London  Chapman & Hall  1981 
 - viii, 136p. 
<br/><br/><label>ISBN: </label>0412233401 
<br/><br/><label>Dewey Class. No.: </label>515.84  / N81