Carlslaw, H. S.  <br/><br/>
Operational methods in applied mathematics 

 - 2nd 
 - London  OUP  1949 
 - xvi,359p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>517.7  / C2843